Whitney Cranshaw's Images
Title: Professor/Extension Specialist, EntomologyOrganization: Colorado State University
Unit: Dept. Bioagricultural Sciences and Pest Management
Country: United States
| 982 Images of 197 Subjects | View Subject List | View Image Details | View Thumbnails |
| Image | Subject Name | Scientific Name | Description |
|---|---|---|---|
| 5443148 | European alder leafminer | Fenusa dohrnii | Blotch mines produced by leafminer |
| 5443149 | banded woollybear | Pyrrharctia isabella | |
| 5445256 | blister beetle | Epicauta aspera | Close-up of head |
| 5303076 | tomato hornworm | Manduca quinquemaculata | frass |
| 5443295 | polyphemus moth | Antheraea polyphemus | Closeup of larva to show spiracles |
| 5443296 | polyphemus moth | Antheraea polyphemus | Frass |
| 5445242 | dogwood sawfly | Macremphytus tarsatus | Frass |
| 5382121 | western tent caterpillar | Malacosoma californicum | Frass produced by late instar larvae |
| 5303075 | tomato hornworm | Manduca quinquemaculata | frass |
| 5393459 | broadwinged katydid | Microcentrum rhombifolium | close up of front showing "ear" on front leg |
| 5393462 | broadwinged katydid | Microcentrum rhombifolium | close up of front showing "ear" on front leg |
| 5304070 | differential grasshopper | Melanoplus differentialis | Frass produced by adult differential grasshopper |
| 5393464 | broadwinged katydid | Microcentrum rhombifolium | Frass |
| 5304069 | great crested grasshopper | Tropidolophus formosus | Frass produced by late instar nymphs |
| 5422280 | achemon sphinx | Eumorpha achemon | Close-up showing spiracles |
| 1243164 | three-lined Lema beetle | Lema trivittata | Larvae feeding on Tomatillo leaf |
| 5393463 | broadwinged katydid | Microcentrum rhombifolium | Adult |
| 5445237 | dogwood sawfly | Macremphytus tarsatus | Late stage larvae massed on underside of leaf |
| 5445196 | imported willow leaf beetle | Plagiodera versicolora | |
| 5445213 | alfalfa weevil | Hypera postica | larval feeding injury to alfalfa terminal |
| 5445371 | white-lined sphinx | Hyles lineata | late instar larva feeding |
| 5445179 | broadwinged katydid | Microcentrum rhombifolium | |
| 1455128 | mottled tortoise beetle | Deloyala guttata | |
| 1455179 | fall webworm | Hyphantria cunea | Tent |
| 5445356 | blister beetle | Epicauta aspera | |
| 5445345 | blister beetle | Epicauta aspera | |
| 5445330 | two-striped grasshopper | Melanoplus bivittatus | Adult and nymph |
| 5445373 | uglynest caterpillar | Archips cerasivorana | Close-up of late instar larva |
| 5445372 | uglynest caterpillar | Archips cerasivorana | Tent on chockberry foliage |
| 5445301 | rabbitbrush beetle | Trirhabda nitidicollis | Defoliation of rabbit brush by larva |
| 5445299 | rabbitbrush beetle | Trirhabda nitidicollis | |
| 5445300 | rabbitbrush beetle | Trirhabda nitidicollis | late instar larva defecating |
| 5445298 | rabbitbrush beetle | Trirhabda nitidicollis | |
| 5445291 | two-striped grasshopper | Melanoplus bivittatus | Afult found climbing plant following light rain |
| 5445258 | great ash sphinx | Sphinx chersis | larva was collected from Grand Junction, Colorado |
| 5445250 | imported currantworm | Nematus ribesii | Feeding on leaf margin |
| 5445251 | imported currantworm | Nematus ribesii | Last instar larvae |
| 5445248 | imported currantworm | Nematus ribesii | Early stage larva feeding in leaf interior |
| 5445249 | imported currantworm | Nematus ribesii | Early stage larva feeding on leaf margin |
| 5445246 | imported currantworm | Nematus ribesii | Mating swarm in plant interior |
| 5445247 | imported currantworm | Nematus ribesii | Eggs laid along leaf vain |
| 5445245 | imported currantworm | Nematus ribesii | |
| 5445243 | imported currantworm | Nematus ribesii | |
| 5445241 | dogwood sawfly | Macremphytus tarsatus | Defoliation. Note old larval skins attached to leaves |
| 5445239 | dogwood sawfly | Macremphytus tarsatus | Defoliation due to dogwood sawfly |
| 5445240 | dogwood sawfly | Macremphytus tarsatus | Defoliation due to dogwood sawfly |
| 5445238 | dogwood sawfly | Macremphytus tarsatus | Late stage larvae massed on underside of leaf |
| 5445235 | conehead katydid | Neoconocephalus ensiger | side view of head and thorax |
| 5445236 | conehead katydid | Neoconocephalus ensiger | Front view of face |
| 5445232 | conehead katydid | Neoconocephalus ensiger | side view |
| 5445234 | conehead katydid | Neoconocephalus ensiger | top view |
| 5445228 | western grapeleaf skeletonizer | Harrisina metallica | Cocoon with prepupa |
| 5445227 | western grapeleaf skeletonizer | Harrisina metallica | late stage larva |
| 5445226 | western grapeleaf skeletonizer | Harrisina metallica | late stage larva |
| 5445160 | spurge hawkmoth | Hyles euphorbiae | |
| 5445149 | yellow woollybear | Spilosoma virginica | |
| 5445150 | yellow woollybear | Spilosoma virginica | |
| 5445366 | great ash sphinx | Sphinx chersis | |
| 5445353 | two-tailed tiger swallowtail | Papilio multicaudata | |
| 5445341 | hummingbird clearwing | Hemaris thysbe | |
| 5445333 | two-striped grasshopper | Melanoplus bivittatus | |
| 5445332 | two-striped grasshopper | Melanoplus bivittatus | |
| 5445331 | two-striped grasshopper | Melanoplus bivittatus | |
| 5445329 | two-striped grasshopper | Melanoplus bivittatus | Mating pair |
| 5445308 | plains lubber grasshopper | Brachystola magna | |
| 5445383 | plains lubber grasshopper | Brachystola magna | Adults feeding on road killed grasshopper |
| 5445381 | plains lubber grasshopper | Brachystola magna | Adult feeding on road killed grasshopper |
| 5445382 | plains lubber grasshopper | Brachystola magna | Adult feeding on road killed grasshopper |
| 5445369 | two-tailed tiger swallowtail | Papilio multicaudata | chrysalid |
| 5445368 | two-tailed tiger swallowtail | Papilio multicaudata | |
| 5445305 | two-tailed tiger swallowtail | Papilio multicaudata | |
| 5445367 | two-tailed tiger swallowtail | Papilio multicaudata | Early stage larva |
| 5445304 | two-tailed tiger swallowtail | Papilio multicaudata | |
| 5445302 | two-tailed tiger swallowtail | Papilio multicaudata | Adult visiting larkpur |
| 5445303 | two-tailed tiger swallowtail | Papilio multicaudata | Visiting larkpur |
| 5445290 | blister beetle | Epicauta stuarti | |
| 5445289 | blister beetle | Epicauta stuarti | |
| 5445281 | yellow woollybear | Spilosoma virginica | |
| 5445278 | blister beetle | Epicauta stuarti | |
| 5445273 | spur-throated grasshoppers | Melanoplus spp. | |
| 5445274 | spur-throated grasshoppers | Melanoplus spp. | |
| 5445272 | spur-throated grasshoppers | Melanoplus spp. | |
| 5445267 | blister beetle | Lytta stygica | |
| 5445259 | great ash sphinx | Sphinx chersis | Frass produced by full grown larva |
| 5445257 | great ash sphinx | Sphinx chersis | Full grown larva feeding on ash |
| 5445171 | asparagus beetle | Crioceris asparagi | |
| 5445170 | asparagus beetle | Crioceris asparagi | |
| 5445154 | spurge hawkmoth | Hyles euphorbiae | |
| 5445156 | spurge hawkmoth | Hyles euphorbiae | |
| 5445157 | spurge hawkmoth | Hyles euphorbiae | |
| 5445158 | spurge hawkmoth | Hyles euphorbiae | |
| 5445159 | spurge hawkmoth | Hyles euphorbiae | |
| 5445212 | alfalfa weevil | Hypera postica | Larval feeding injury to alfalfa terminal |
| 5445195 | imported willow leaf beetle | Plagiodera versicolora | Larvae and associated skeletonizing injury |
| 5445193 | imported willow leaf beetle | Plagiodera versicolora | |
| 5445194 | imported willow leaf beetle | Plagiodera versicolora | |
| 5445192 | imported willow leaf beetle | Plagiodera versicolora | |
| 5445185 | polyphemus moth | Antheraea polyphemus | Cocoon opened to show pupa |
| 5445183 | polyphemus moth | Antheraea polyphemus | |
| 5445181 | differential grasshopper | Melanoplus differentialis | |
| 5445182 | differential grasshopper | Melanoplus differentialis | Mating pair on damaged host |
| 5445180 | differential grasshopper | Melanoplus differentialis | |
| 5445177 | broadwinged katydid | Microcentrum rhombifolium | |
| 5445172 | beet armyworm | Spodoptera exigua | Late stage larva involved in defoliation of pepper plants |
| 5445173 | beet armyworm | Spodoptera exigua | Late stage larva involved in defoliation of pepper plants |
| 5445153 | cabbage white | Pieris rapae | with frass |
| 5445152 | cabbage white | Pieris rapae | with frass |
| 5445151 | broadwinged katydid | Microcentrum rhombifolium | |
| 5445147 | io moth | Automeris io | Pupa exposed from cocoon |
| 5445148 | io moth | Automeris io | Pupa within cocoon |
| 5445146 | cabbage looper | Trichoplusia ni | Pupa exposed from cocoon |
| 5445145 | cabbage looper | Trichoplusia ni | Pupa within cocoon |
| 5443292 | polyphemus moth | Antheraea polyphemus | |
| 5443293 | polyphemus moth | Antheraea polyphemus | |
| 5443294 | polyphemus moth | Antheraea polyphemus | Cocoon cut open to expose pupa |
| 5443287 | elm leaf beetle | Xanthogaleruca luteola | Pupae at base of infested elm |
| 5443288 | elm leaf beetle | Xanthogaleruca luteola | Pupae at base of infested elm |
| 5443289 | elm leaf beetle | Xanthogaleruca luteola | Skeletonizing damage produced by elm leaf beetle larvae |
| 5443290 | elm leaf beetle | Xanthogaleruca luteola | English elm with skeletonizing damage produced by elm leaf beetle larvae |
| 5443291 | cabbage looper | Trichoplusia ni | Late stage larva showing evidence of brething openings of tachinid parasites |
| 5443270 | European elm flea weevil | Orchestes alni | Larva exposed in leaf mine |
| 5443271 | European elm flea weevil | Orchestes alni | Larva exposed in leaf mine |
| 5443272 | European elm flea weevil | Orchestes alni | Pupa exposed in leaf mine |
| 5443280 | cabbage looper | Trichoplusia ni | Late stage larva showing evidence of breathing openings of tachinid parasites |
| 5443256 | saltmarsh caterpillar | Estigmene acrea | Late stage caterpillar, dark phase |
| 5443257 | saltmarsh caterpillar | Estigmene acrea | egg mass |
| 5443258 | cabbage looper | Trichoplusia ni | Visiting canola flowers |
| 5443259 | saltmarsh caterpillar | Estigmene acrea | Also known as the "Acrea moth."Males on top row, females bottom row |
| 5443260 | honeylocust pod gall midge | Dasineura gleditchiae | Ovipositing |
| 5443261 | honeylocust pod gall midge | Dasineura gleditchiae | Pod galls on honeylocust |
| 5443262 | honeylocust pod gall midge | Dasineura gleditchiae | Pod galls |
| 5443263 | honeylocust pod gall midge | Dasineura gleditchiae | |
| 5443264 | honeylocust pod gall midge | Dasineura gleditchiae | Pod galls |
| 5443265 | European elm flea weevil | Orchestes alni | Adult and associated shothole damage |
| 5443266 | European elm flea weevil | Orchestes alni | Adults and associated shothole damage |
| 5443267 | European elm flea weevil | Orchestes alni | Adults and leaf mine produced by larval stage |
| 5443268 | European elm flea weevil | Orchestes alni | |
| 5443269 | cabbage looper | Trichoplusia ni | Frass |
| 5443246 | diamondback moth | Plutella xylostella | |
| 5443247 | alfalfa looper | Autographa californica | Front view |
| 5443252 | saltmarsh caterpillar | Estigmene acrea | late stage caterpillar, light phase |
| 5443253 | saltmarsh caterpillar | Estigmene acrea | Late stage caterpillar, light phase |
| 5443254 | saltmarsh caterpillar | Estigmene acrea | Late stage caterpillar |
| 5443255 | saltmarsh caterpillar | Estigmene acrea | late stage caterpillar,dark phase |
| 5443230 | cabbage white | Pieris rapae | |
| 5443231 | cabbage white | Pieris rapae | |
| 5443232 | cabbage white | Pieris rapae | |
| 5443233 | cabbage white | Pieris rapae | |
| 5443234 | cabbage white | Pieris rapae | |
| 5443236 | alfalfa looper | Autographa californica | |
| 5443239 | sumac flea beetle | Blepharida rhois | |
| 5443244 | black swallowtail | Papilio polyxenes | Egg laid on parsley florets |
| 5443245 | diamondback moth | Plutella xylostella | |
| 5443218 | American dagger moth | Acronicta americana | Pinned adults. Female on top: male on bottom |
| 5443219 | black witch | Ascalapha odorata | |
| 5443220 | black witch | Ascalapha odorata | |
| 5443221 | checkered melon beetle | Paranapiacaba tricincta | |
| 5443225 | alfalfa looper | Autographa californica | |
| 5443227 | striped cucumber beetle | Acalymma vittatum | Larva tunneling of base of squash plant |
| 5443228 | striped cucumber beetle | Acalymma vittatum | Larval tunneling of base of winter squash |
| 5443229 | cabbage white | Pieris rapae | |
| 5443212 | bronzed cutworm | Nephelodes minians | |
| 5443213 | bronzed cutworm | Nephelodes minians | |
| 5443214 | European alder leafminer | Fenusa dohrnii | Blotch mines produced by leafminer |
| 5443189 | weidemeyer's admiral | Limenitis weidemeyerii | Adult drinking at moist spot of soil |
| 5443200 | black witch | Ascalapha odorata | Resting on telephone pole. Photograph taken July 10, 2010 |
| 5443188 | weidemeyer's admiral | Limenitis weidemeyerii | Adult drinking at moist spot of soil |
| 5443164 | alfalfa blotch leafminer | Agromyza frontella | Photograph taken June 20, 2010 |
| 5443171 | banded woollybear | Pyrrharctia isabella | Adults pinned. The top insect is a male: the lower two females. Adults are sometimes known as the " Isabella moth." |
| 5443172 | achemon sphinx | Eumorpha achemon | Photograph taken July 24, 2011 |
| 5443173 | achemon sphinx | Eumorpha achemon | Photograph taken July 24, 2011 |
| 5443160 | banded woollybear | Pyrrharctia isabella | |
| 1455152 | forest tent caterpillar | Malacosoma disstria | Mass of larvae on trunk |
| 1455005 | vegetable leafminer | Liriomyza sativae | Larva and pupa in mine |
| 1326070 | cottonwood leaf beetle | Chrysomela scripta | Older instar larvae |
| 1243084 | variable oakleaf caterpillar | Lochmaeus manteo | Full grown Larva. |
| 1246043 | leaf blotch miners | Phyllonorycter spp. | Tentiform mines, view from underside of leaf |
| 1455137 | snailcase bagworm | Apterona helix | |
| 1243072 | black turfgrass ataenius | Ataenius spretulus | |
| 1325002 | pinyon spindlegall midge | Pinyonia edulicola | |
| 1455094 | tiger moth | Lophocampa ingens | |
| 1326174 | big poplar sphinx | Pachysphinx occidentalis | Adult with newly laid eggs. Found on Cottonwood, aspen, and willow. |
| 1326175 | big poplar sphinx | Pachysphinx occidentalis | Adult. Found on Cottonwood, aspen, and willow. |
| 1326177 | big poplar sphinx | Pachysphinx occidentalis | |
| 1326012 | alfalfa webworm | Loxostege cereralis | Adults are a common "lawn moth" but larvae do not damage lawns. Also found on spinach, beets and many weeds. |
| 1326016 | crucifer flea beetle | Phyllotreta cruciferae | Comparison of size with apple flea beetle, Haltica foliaceae |
| 1325009 | sycamore lace bug | Corythucha ciliata | |
| 1243170 | western corn rootworm | Diabrotica virgifera virgifera | Adult chewing cabbage leaf |
| 1243175 | striped cucumber beetle | Acalymma vittatum | Adults mass on squash leaf |
| 1243174 | striped cucumber beetle | Acalymma vittatum | Adults damaging squash seedling |
| 1243099 | privet thrips | Dendrothrips ornatus | feeding injury to older privet foliage. |
| 1243180 | western corn rootworm | Diabrotica virgifera virgifera | Adults feeding on watermelon fruit. There is a single western corn rootworm in this picture with the others being striped cucumber beetle |
| 1246089 | painted lady butterfly | Vanessa cardui | With feeding wound from a bird |
| 1246085 | painted lady butterfly | Vanessa cardui | |
| 1326135 | checkered white | Pontia protodice | Pupa (left) and prepupa (right). |
| 1326129 | cabbage white | Pieris rapae | Pupa (chrysalid). |
| 1246081 | painted lady butterfly | Vanessa cardui | Late stage |
| 1455173 | western tent caterpillar | Malacosoma californicum | |
| 1455170 | western tent caterpillar | Malacosoma californicum | At egg hatch |
| 1455129 | mottled tortoise beetle | Deloyala guttata | |
| 1455130 | mottled tortoise beetle | Deloyala guttata | Adult and larva |
| 1246087 | painted lady butterfly | Vanessa cardui | prepupa |
| 1476108 | modest sphinx | Pachysphinx modesta | pair of adults on cottonwood |
| 1476126 | weevil | Magdalis spp. | |
| 1476101 | western flower thrips | Frankliniella occidentalis | instar II nymph |
| 1455131 | mottled tortoise beetle | Deloyala guttata | |
| 1326192 | Carolina grasshopper | Dissosteira carolina | Generalist herbivore. |
| 1243047 | Colorado potato beetle | Leptinotarsa decemlineata | Pupa on potato. |
| 1246069 | elm leaf beetle | Xanthogaleruca luteola | Late stage |
| 1455168 | western tent caterpillar | Malacosoma californicum | On tent |
| 1246047 | birch leafminer | Fenusa pusilla | |
| 1246054 | conifer sawfly | Zadiprion townsendi | |
| 1243044 | Colorado potato beetle | Leptinotarsa decemlineata | egg mass on potato. |
| 1455010 | vegetable leafminer | Liriomyza sativae | |
| 1455040 | poplar blackmine beetle | Zeugophora scutellaris | |
| 1455026 | spinach leafminer | Pegomya hyoscyami | |
| 1246044 | leaf blotch miners | Phyllonorycter spp. | Tentiform mines, view from underside of leaf |
| 1246083 | painted lady butterfly | Vanessa cardui | Early stage |
| 1326128 | cabbage white | Pieris rapae | Prepupa (left) and pupa (chrysalid). |
| 1326140 | diamondback moth | Plutella xylostella | Pupa with cocoon on cabbage. |
| 1326142 | cabbage white | Pieris rapae | 1st instar larva at egg hatch on broccoli. |
| 1326066 | elm leafminer | Kaliofenusa ulmi | Typical leafmine |
| 1326080 | sunflower beetle | Zygogramma exclamationis | |
| 1326074 | cottonwood leaf beetle | Chrysomela scripta | |
| 1326131 | checkered white | Pontia protodice | Side view. |
| 1455030 | spinach leafminer | Pegomya hyoscyami | |
| 1455022 | elm leafminer | Kaliofenusa ulmi | |
| 1455027 | spinach leafminer | Pegomya hyoscyami | Exposed from mines |
| 1455151 | forest tent caterpillar | Malacosoma disstria | Mass of larvae on trunk |
| 1455127 | mottled tortoise beetle | Deloyala guttata | |
| 1455114 | onion thrips | Thrips tabaci | |
| 1455169 | western tent caterpillar | Malacosoma californicum | At egg hatch |
| 1455175 | western tent caterpillar | Malacosoma californicum | In old tent |
| 1455176 | eastern tent caterpillar | Malacosoma americanum | |
| 1455006 | vegetable leafminer | Liriomyza sativae | Within mine |
| 1243100 | western flower thrips | Frankliniella occidentalis | Oviposition injury to tomato fruit |
| 1455096 | common true katydid | Pterophylla camellifolia | |
| 1246093 | viceroy | Limenitis archippus | |
| 1243070 | May-June beetles | Phyllophaga spp. | |
| 1243179 | striped cucumber beetle | Acalymma vittatum | Striped cucumber beetle and spotted cucumber beetle adults feeding on watermelon fruit |
| 1243176 | striped cucumber beetle | Acalymma vittatum | Adults mass on squash leaf |
| 1455003 | vegetable leafminer | Liriomyza sativae | Damage to green bunching onion |
| 1455007 | vegetable leafminer | Liriomyza sativae | |
| 1455031 | spinach leafminer | Pegomya hyoscyami | |
| 1455053 | poplar leaffolding sawfly | Phyllocolpa bozemani | Older larva |
| 1455032 | spinach leafminer | Pegomya hyoscyami | |
| 1243030 | crucifer flea beetle | Phyllotreta cruciferae | Adults and associated damage on cabbage. |
| 1243033 | crucifer flea beetle | Phyllotreta cruciferae | Injury to seedling broccoli. |
| 1243032 | crucifer flea beetle | Phyllotreta cruciferae | Injury to seedling to broccoli. |
| 1243005 | vegetable leafminer | Liriomyza sativae | Damage to green onion. |
| 1243038 | tuber flea beetle | Epitrix tuberis | External symptoms of larval injury to potato. |
| 1326158 | prairie walkingstick | Diapheromera velii velii | Adult female. |
| 1326133 | checkered white | Pontia protodice | Late stage larva on cabbage. |
| 1326139 | diamondback moth | Plutella xylostella | Larvae and damage on cabbage. |
| 1326137 | diamondback moth | Plutella xylostella | |
| 1326134 | checkered white | Pontia protodice | Late stage larva on cabbage. |
| 1326126 | cabbage white | Pieris rapae | Late instar larvae on cabbage. |
| 1326124 | cabbage white | Pieris rapae | on Broccoli leaf. |
| 1326125 | cabbage white | Pieris rapae | Late instar larve on Cabbage. |
| 1326138 | diamondback moth | Plutella xylostella | Close up on cabbage. |
| 1326072 | cottonwood leaf beetle | Chrysomela scripta | Young larvae at egg hatch |
| 1246061 | elm leaf beetle | Xanthogaleruca luteola | at egg hatch |
| 1455025 | spruce needleminer | Taniva albolineana | Needle tying |
| 1455001 | aspen leafminer | Phyllocnistis populiella | Within mine |
| 1243178 | striped cucumber beetle | Acalymma vittatum | Larvae in Cantaloupe rind |
| 1326073 | cottonwood leaf beetle | Chrysomela scripta | Older instar larvae |
| 1455095 | common true katydid | Pterophylla camellifolia | |
| 1326122 | cabbage white | Pieris rapae | Female ovipositing on Broccoli. |
| 1246049 | birch leafminer | Fenusa pusilla | |
| 1455050 | poplar leaffolding sawfly | Phyllocolpa bozemani | Young larva in leaf fold |
| 1243039 | tuber flea beetle | Epitrix tuberis | Tuber tunneling by larvae in potato. |
| 1455015 | European alder leafminer | Fenusa dohrnii | |
| 1455092 | broadwinged katydid | Microcentrum rhombifolium | |
| 1326130 | cabbage white | Pieris rapae | Pupa of imported cabbageworm (left) and southern cabbageworm (right). |
| 1246088 | painted lady butterfly | Vanessa cardui | Larvae in webbing |
| 1326159 | rainbow grasshopper | Dactylotum bicolor | Adult on rangeland forbs. |
| 1246090 | painted lady butterfly | Vanessa cardui | |
| 1455082 | broadwinged katydid | Microcentrum rhombifolium | Recently mated female with spermatophore |
| 1246073 | elm leaf beetle | Xanthogaleruca luteola | Overwintered beetles in diapause coloration |
| 1246084 | painted lady butterfly | Vanessa cardui | |
| 1243046 | Colorado potato beetle | Leptinotarsa decemlineata | Larva on potato. |
| 1455008 | vegetable leafminer | Liriomyza sativae | |
| 1455158 | forest tent caterpillar | Malacosoma disstria | |
| 1243031 | crucifer flea beetle | Phyllotreta cruciferae | "Shothole" damage on chinese cabbage. |
| 1455171 | western tent caterpillar | Malacosoma californicum | |
| 1455004 | vegetable leafminer | Liriomyza sativae | Damage to green bunching onion |
| 1326071 | cottonwood leaf beetle | Chrysomela scripta | Older instar larvae and typical damage |
| 1243036 | potato flea beetle | Epitrix cucumeris | Leaf injury to seedling tomato |
| 1243004 | vegetable leafminer | Liriomyza sativae | Damage to green onion. |
| 1243146 | bronzed cutworm | Nephelodes minians | Adult on Kentucky bluegrass. |
| 1455033 | spinach leafminer | Pegomya hyoscyami | |
| 1455093 | black blister beetle | Epicauta pensylvanica | |
| 1246086 | painted lady butterfly | Vanessa cardui | chrysalis |
| 1326020 | apple flea beetle | Altica foliaceae | |
| 1246082 | painted lady butterfly | Vanessa cardui | Early stage |
| 1326018 | apple flea beetle | Altica foliaceae | on evening primrose (Oenothera) |
| 1246048 | birch leafminer | Fenusa pusilla | Exposed from leaf mine |
| 1455036 | leaf blotch miners | Phyllonorycter spp. | |
| 1326019 | apple flea beetle | Altica foliaceae | Damage to new growth |
| 1243059 | onion thrips | Thrips tabaci | Nymphs on onion. |
| 1243045 | Colorado potato beetle | Leptinotarsa decemlineata | Egg mass hatching on Potato. |
| 1455034 | spinach leafminer | Pegomya hyoscyami | |
| 1246041 | elm leafminer | Kaliofenusa ulmi | Larval tunneling |
| 1243171 | western corn rootworm | Diabrotica virgifera virgifera | Comparison of western corn rootworm (left, center) and striped cucumber beetle (right) |
| 1455150 | forest tent caterpillar | Malacosoma disstria | Mass of larvae on trunk |
| 1243060 | onion thrips | Thrips tabaci | Scarring of cabbage leaf. |
| 1243096 | western flower thrips | Frankliniella occidentalis | Feeding injury to English daisy (Bellis) |
| 1246050 | birch leafminer | Fenusa pusilla | Characteristic mining damage |
| 1455106 | cabbage looper | Trichoplusia ni | |
| 1243147 | bronzed cutworm | Nephelodes minians | Larva on Kentucky Bluegrass. |
| 1455153 | forest tent caterpillar | Malacosoma disstria | |
| 1455154 | forest tent caterpillar | Malacosoma disstria | |
| 1455156 | forest tent caterpillar | Malacosoma disstria | |
| 1326075 | cottonwood leaf beetle | Chrysomela scripta | Mating pair |
| 1243058 | onion thrips | Thrips tabaci | Nymphs at base of leaf of onion. |
| 1246042 | elm leafminer | Kaliofenusa ulmi | Exposed from mine |
| 1455052 | poplar leaffolding sawfly | Phyllocolpa bozemani | Older larva |
| 1243043 | Colorado potato beetle | Leptinotarsa decemlineata | Adult on potato. |
| 1326136 | checkered white | Pontia protodice | Pupa (chrysalid). |
| 1243168 | checkered melon beetle | Paranapiacaba tricincta | Adults massing on buffalo gourd fruit |
| 1455002 | aspen leafminer | Phyllocnistis populiella | Within mine |
| 1243169 | western corn rootworm | Diabrotica virgifera virgifera | |
| 1455157 | forest tent caterpillar | Malacosoma disstria | |
| 1243057 | onion thrips | Thrips tabaci | Leaf scaring injury to onion. |
| 1243041 | Colorado potato beetle | Leptinotarsa decemlineata | Larval damage to foliage to potato. |
| 1455199 | western grapeleaf skeletonizer | Harrisina metallica | |
| 1243040 | potato flea beetle | Epitrix cucumeris | Damage to skin of tomato fruit |
| 1246065 | elm leaf beetle | Xanthogaleruca luteola | |
| 1326093 | European alder leafminer | Fenusa dohrnii | Typical leafmines in Alder |
| 5393536 | argus tortoise beetle | Chelymorpha cassidea | |
| 1455043 | uglynest caterpillar | Archips cerasivorana | With tent |
| 1246078 | tobacco budworm | Heliothis virescens | Shown with damage |
| 1326094 | clearwinged grasshopper | Camnula pellucida | |
| 1455019 | elm leafminer | Kaliofenusa ulmi | Oviposition punctures in leaf |
| 1455020 | elm leafminer | Kaliofenusa ulmi | Exposed from leaf mine |
| 1243010 | tobacco flea beetle | Epitrix hirtipennis | Typical injury to eggplant foliage. |
| 1455155 | forest tent caterpillar | Malacosoma disstria | |
| 1326013 | clearwinged grasshopper | Camnula pellucida | |
| 1455016 | birch leafminer | Fenusa pusilla | |
| 1455132 | mottled tortoise beetle | Deloyala guttata | |
| 1455017 | elm leafminer | Kaliofenusa ulmi | |
| 1455018 | elm leafminer | Kaliofenusa ulmi | Oviposition punctures in elm leaf |
| 1326014 | clearwinged grasshopper | Camnula pellucida | |
| 1326121 | cabbage white | Pieris rapae | visiting flower |
| 1455089 | differential grasshopper | Melanoplus differentialis | |
| 1455083 | green fool grasshopper | Acrolophitus hirtipes | Female |
| 1326132 | checkered white | Pontia protodice | Wings open. |
| 1455163 | southwestern tent caterpillar | Malacosoma incurvum | |
| 1246046 | birch leafminer | Fenusa pusilla | |
| 1326076 | cottonwood leaf beetle | Chrysomela scripta | Egg mass |
| 1326160 | two-striped grasshopper | Melanoplus bivittatus | Adult generalist plant feeder. |
| 1455088 | broadwinged katydid | Microcentrum rhombifolium | |
| 1243042 | Colorado potato beetle | Leptinotarsa decemlineata | Mating pair of adults on potato. |
| 1326161 | plains lubber grasshopper | Brachystola magna | feeds on Rangeland forbs. |
| 1455085 | gray bird grasshopper | Schistocerca nitens | |
| 1326163 | plains lubber grasshopper | Brachystola magna | Mating pair feeds on rangeland forbs. |
| 1455087 | broadwinged katydid | Microcentrum rhombifolium | |
| 5303039 | yellow woollybear | Spilosoma virginica | Heavy infestation of soybean |
| 1246092 | viceroy | Limenitis archippus | chrysalis |
| 1455149 | forest tent caterpillar | Malacosoma disstria | Mass of larvae on trunk |
| 1455084 | great crested grasshopper | Tropidolophus formosus | Male |
| 1243037 | potato flea beetle | Epitrix cucumeris | Leaf injury to potato. |
| 1243098 | privet thrips | Dendrothrips ornatus | feeding injury to privet foliage. |
| 1243173 | striped cucumber beetle | Acalymma vittatum | Adults damaging squash seedling |
| 1455081 | broadwinged katydid | Microcentrum rhombifolium | |
| 1455023 | locust leafminer | Odontota dorsalis | |
| 1455180 | fall webworm | Hyphantria cunea | |
| 1455044 | uglynest caterpillar | Archips cerasivorana | Tent |
| 1326098 | columbine leafminer | Phytomyza aquilegivora | Leafmines |
| 1326089 | hawthorn leafminer | Profenusa canadensis | Blotch leafmine typically produced |
| 1326157 | prairie walkingstick | Diapheromera velii velii | Male and female. |
| 1455111 | zebra caterpillar | Melanchra picta | |
| 1455064 | asparagus beetle | Crioceris asparagi | |
| 1455177 | fall webworm | Hyphantria cunea | Tent |
| 1455120 | cabbage white | Pieris rapae | |
| 1243002 | vegetable leafminer | Liriomyza sativae | Larva within tunnel of onion. |
| 1246094 | elm sphinx | Ceratomia amyntor | Full grown |
| 1326015 | clearwinged grasshopper | Camnula pellucida | |
| 1326162 | plains lubber grasshopper | Brachystola magna | feeds on rangeland forbs. |
| 5369866 | banded woollybear | Pyrrharctia isabella | Full grown larva crossing a road in late October |
| 5369855 | elm sphinx | Ceratomia amyntor | Pupa excavated from soil chamber |
| 5393523 | blister beetle | Lytta stygica | This is an early-appearing species. |
| 5369762 | tussock moths | Dasychira spp. | Comparison of 3 Dasychira species found in Colorado; Pine tussock moth (Dasychira grisefecta (Dyar)), (Dasychira mescalera Ferguson), Variable tussock moth (Dasychira vagans) |
| 5304067 | katydid | Frass produced by plains lubber (upper left)(Brachystola magna (Girard)), great crested grasshopper (upper right) Tropidolophus formosus (Say) and differential grasshopper (lower)Melanoplus differentialis (Thomas) | |
| 1476093 | European alder leafminer | Fenusa dohrnii | leaf mines |
| 1476094 | birch leafminer | Fenusa pusilla | leaf mines |
| 1476095 | birch leafminer | Fenusa pusilla | leaf mines |
| 1476096 | pear sawfly | Caliroa cerasi | early instar larvae near hatched egg |
| 1476097 | pear sawfly | Caliroa cerasi | |
| 1476116 | elm leaf beetle | Xanthogaleruca luteola | egg mass |
| 1476117 | elm leaf beetle | Xanthogaleruca luteola | egg mass |
| 1476118 | elm leaf beetle | Xanthogaleruca luteola | Newly hatched larvae, old egg mass and damage |
| 1476119 | elm leaf beetle | Xanthogaleruca luteola | late instar larva and frass |
| 1476120 | elm leaf beetle | Xanthogaleruca luteola | |
| 1476121 | elm leaf beetle | Xanthogaleruca luteola | larvae crawling on trunk to pupation sites |
| 1476122 | elm leaf beetle | Xanthogaleruca luteola | |
| 1476123 | elm leaf beetle | Xanthogaleruca luteola | |
| 1476124 | elm leaf beetle | Xanthogaleruca luteola | |
| 1476125 | poplar blackmine beetle | Zeugophora scutellaris | adult feeding injury |
| 5369915 | black swallowtail | Papilio polyxenes | Full-grown larva late in season. November 1, 2007. |
| 5369805 | monarch butterfly | Danaus plexippus | Chrysalis |
| 5369817 | elm sphinx | Ceratomia amyntor | Full-grown larva, close-up of head |
| 5369913 | fall webworm | Hyphantria cunea | Extensive infestation with webbing covering trunk |
| 5369864 | elm sphinx | Ceratomia amyntor | Last instar larva just prior to pupation |
| 5369865 | azalea lace bug | Stephanitis pyrioides | Old injury with healthy new growth |
| 5369941 | cabbage looper | Trichoplusia ni | Young pupa within cocoon |
| 5369917 | black swallowtail | Papilio polyxenes | Late season chrysalis within 24 hours after pupation. |
| 5369916 | black swallowtail | Papilio polyxenes | Prepupa |
| 5369918 | black swallowtail | Papilio polyxenes | Late season chrysalis five days after pupation. |
| 1455090 | red-winged grasshopper | Arphia pseudonietana | 5th instar nymph |
| 5369761 | pine tussock moth | Dasychira grisefacta | Pinned adult |
| 5422146 | checkered melon beetle | Paranapiacaba tricincta | adults on muskmelon leaves |
| 5422148 | tobacco budworm | Heliothis virescens | larvae feeding in flower bud of Nicotiana |
| 5422149 | tobacco budworm | Heliothis virescens | larvae feeding in geranium flower buds |
| 5422141 | checkered melon beetle | Paranapiacaba tricincta | Co-infestation of checkered melon beetle ( Paranapiacaba tricincta) and western corn rootworm ( Diabrotica virgifera virgifera) in squash blossom |
| 5422142 | checkered melon beetle | Paranapiacaba tricincta | Leaf injury to seedling muskmelon by adult checkered melon beetle |
| 5422143 | checkered melon beetle | Paranapiacaba tricincta | Leaf injury to muskmelon by adult checkered melon beetle |
| 5422144 | checkered melon beetle | Paranapiacaba tricincta | Leaf injury to muskmelon by adult checkered melon beetle |
| 5422145 | checkered melon beetle | Paranapiacaba tricincta | Seedling killed bu leaf injury produced by checkered melon beetle |
| 5422140 | checkered melon beetle | Paranapiacaba tricincta | Co-infestation of checkered melon beete ( Paranapiacaba tricinta) and spotted cucumber beetle (Diabroticaundecimpunctata) on buffalo gourd |
| 5422269 | European elm flea weevil | Orchestes alni | |
| 5422270 | European elm flea weevil | Orchestes alni | |
| 5422243 | alfalfa looper | Autographa californica | |
| 5422244 | alfalfa looper | Autographa californica | |
| 5422245 | alfalfa looper | Autographa californica | |
| 5422285 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tuneling. |
| 5422284 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tunneling |
| 5422164 | painted lady butterfly | Vanessa cardui | Meconium spot excreted upon adult eclosion |
| 5422163 | painted lady butterfly | Vanessa cardui | Meconium spot excreted upon adult eclosion |
| 5422150 | tobacco budworm | Heliothis virescens | larvae damaging buds and flowers of verbena |
| 5422151 | tobacco budworm | Heliothis virescens | larvae damaging buds and flowers of verbena |
| 5422147 | tobacco budworm | Heliothis virescens | larvae resting among petunia buds |
| 5422139 | checkered melon beetle | Paranapiacaba tricincta | leaf injury by adult checkered melon beetle |
| 5422179 | tuber flea beetle | Epitrix tuberis | External symtoms of larval damage to potato |
| 5422268 | European elm flea weevil | Orchestes alni | Mating pair and shothole feeding on newly emergent foliage |
| 5422267 | European elm flea weevil | Orchestes alni | Shothole symptoms produced by adult feeding |
| 5422266 | European elm flea weevil | Orchestes alni | Shothole symptoms produced by adult feeding |
| 5422265 | European elm flea weevil | Orchestes alni | Shothole symptoms produced by adult feeding |
| 5422263 | European elm flea weevil | Orchestes alni | Leaf mining produced by larvae; shotholes by adults |
| 5422264 | European elm flea weevil | Orchestes alni | leaf mining produced by larvae; shotholes by adults |
| 5422152 | tobacco budworm | Heliothis virescens | |
| 5422281 | tobacco budworm | Heliothis virescens | |
| 5422277 | army cutworm | Euxoa auxiliaris | |
| 5422276 | army cutworm | Euxoa auxiliaris | |
| 5422275 | armyworm | Mythimna unipuncta | |
| 1455041 | leaf blotch miner moths | Phyllocnistis spp. | |
| 1455042 | leaf blotch miner moths | Phyllocnistis spp. | |
| 5369750 | flower thrips | Frankliniella spp. | Scarring injuries to flower petals |
| 5393625 | tobacco budworm | Heliothis virescens | |
| 5393626 | tobacco budworm | Heliothis virescens | |
| 5393623 | tobacco budworm | Heliothis virescens | Larva chewing nicotiana blossom |
| 5393622 | tobacco budworm | Heliothis virescens | Larvae chewing verbena blossoms |
| 5393621 | tobacco budworm | Heliothis virescens | Larva tunneling flower buds |
| 5393620 | tobacco budworm | Heliothis virescens | Larvae chewing verbena blossoms |
| 5393619 | tobacco budworm | Heliothis virescens | Larva chewing petunia flower |
| 5393598 | clover leaf weevil | Hypera punctata | |
| 5393594 | elm leafminer | Kaliofenusa ulmi | Leafmining injury produced by larvae |
| 5393595 | elm leafminer | Kaliofenusa ulmi | Leafmining injury produced by larvae |
| 5393590 | European elm flea weevil | Orchestes alni | Shothole feeding injury produced by adults |
| 5393589 | mottled tortoise beetle | Deloyala guttata | Larva with fecal shield |
| 5393585 | black blister beetle | Epicauta pensylvanica | Male black blister beetle pursuing female for mating |
| 5393586 | black blister beetle | Epicauta pensylvanica | |
| 5393579 | argus tortoise beetle | Chelymorpha cassidea | Adult being attacked by Crematogaster sp. ants |
| 5393578 | hollyhock weevil | Rhopalapion longirostre | The female (right) is feeding in the developing seed pod. |
| 5393577 | hollyhock weevil | Rhopalapion longirostre | Shothole foliage injury symptom |
| 5393576 | sumac flea beetle | Blepharida rhois | |
| 5393574 | sumac flea beetle | Blepharida rhois | Late instar larva. A fecal shield is present behind the head. |
| 5393575 | sumac flea beetle | Blepharida rhois | Late instar larvae. A fecal shield is present behind the head. |
| 5393573 | sumac flea beetle | Blepharida rhois | Late instar larvae. A fecal shield is present behind the head. |
| 5393571 | Colorado potato beetle | Leptinotarsa decemlineata | Mating pair of adults on buffalobur nightshade |
| 5393559 | flea beetle | Kuschelina barberi | |
| 5393547 | flea beetle | Kuschelina barberi | |
| 5393524 | blister beetle | Lytta stygica | This is an early-appearing species. Photograph taken April 14, 2009 |
| 5393474 | boxelder gall midge | Contarinia negundinis | Larvae in galled leaves |
| 5188050 | pallid-winged grasshopper | Trimerotropis pallidipennis | Adult, side view |
| 5188051 | pallid-winged grasshopper | Trimerotropis pallidipennis | Adult, top view |
| 1455086 | green bird grasshopper | Schistocerca shoshone | |
| 5187090 | Apache grasshopper | Hippopedon capito | |
| 5187091 | Apache grasshopper | Hippopedon capito | |
| 1455091 | velvet-striped grasshopper | Eritettix simplex | 4th instar nymph |
| 5210060 | Montana band-winged grasshopper | Xanthippus montanus | |
| 5393560 | white-lined sphinx | Hyles lineata | late instar larva, dark phase |
| 5393561 | white-lined sphinx | Hyles lineata | Adult settling to feed. First of a 6 part feeding sequence. |
| 5393504 | hollyhock weevil | Rhopalapion longirostre | infested seed pod |
| 5393502 | Mediterranean tamarisk beetle | Diorhabda elongata | Defoliation produced by larval feeding |
| 5393501 | Mediterranean tamarisk beetle | Diorhabda elongata | Mating pair of adults |
| 5393499 | Mediterranean tamarisk beetle | Diorhabda elongata | larva |
| 5393500 | Mediterranean tamarisk beetle | Diorhabda elongata | larva |
| 5393498 | Mediterranean tamarisk beetle | Diorhabda elongata | larva just after molt |
| 5393497 | Mediterranean tamarisk beetle | Diorhabda elongata | Late instar larva next to a small egg mass |
| 5393493 | hollyhock weevil | Rhopalapion longirostre | larva and infested seeds |
| 5393482 | Mexican bean beetle | Epilachna varivestis | |
| 5393477 | potato flea beetle | Epitrix cucumeris | typical shothole feeding wounds to a tomato leaf |
| 5393473 | green bird grasshopper | Schistocerca shoshone | Last instar nymph molting to adult stage |
| 5393472 | Mexican bean beetle | Epilachna varivestis | Larva |
| 5393471 | Mexican bean beetle | Epilachna varivestis | |
| 5393465 | broadwinged katydid | Microcentrum rhombifolium | Recently laid egg mass |
| 5393461 | broadwinged katydid | Microcentrum rhombifolium | close up of front showing "ear" on front leg |
| 5382063 | European elm flea weevil | Orchestes alni | Larval leafmine |
| 5382188 | two-tailed tiger swallowtail | Papilio multicaudata | Last instar larva late in season (September 20, 2007), side view. |
| 5382189 | two-tailed tiger swallowtail | Papilio multicaudata | Last instar larva late in season (September 20, 2007), top view. |
| 5382190 | two-tailed tiger swallowtail | Papilio multicaudata | Last instar larva late in season (September 20, 2007), top view close-up of eyespot markings. |
| 5382154 | western flower thrips | Frankliniella occidentalis | Foliage injury to bean leaf. |
| 5382155 | striped cucumber beetle | Acalymma vittatum | Beetle chewing injury by adult striped cucumber beetle. |
| 5382153 | hackberry emperor | Asterocampa celtis | Life stage |
| 5382132 | scarab beetle | Phyllophaga falsa | Adult feeding injury to pinyon foliage. Photo taken August 19, 2008. |
| 5382133 | scarab beetle | Phyllophaga falsa | Adult feeding injury to pinyon foliage. Photo taken August 19, 2008 |
| 5382129 | scarab beetle | Phyllophaga falsa | Adult feeding injury to pinyon foliage. Photo taken August 19, 2008 |
| 5382130 | scarab beetle | Phyllophaga falsa | Adult feeding injury to pinyon foliage. Photo taken August 19, 2008. |
| 5382126 | scarab beetle | Phyllophaga falsa | Adults piled on ground following massive flight in mid-August, 2008 |
| 5382127 | scarab beetle | Phyllophaga falsa | Adults piled on ground following massive flight in mid-August, 2008 |
| 5382128 | scarab beetle | Phyllophaga falsa | Adult tunneling around base of pinyon following emergence flights. |
| 5382123 | painted lady butterfly | Vanessa cardui | Chrysalis, front view |
| 5382122 | painted lady butterfly | Vanessa cardui | Chrysalis, side view |
| 5382103 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tunneling. Top leaflet shows oviposition punctures produced by adult. Photograph taken June 26, 2008. |
| 5382092 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tunneling. Leaflets to left show oviposition punctures produced by adult. Photograph taken June 26, 2008. |
| 5382081 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tunneling. Photograph taken June 26, 2008. |
| 5382070 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tunneling. Photograph taken June 19, 2008. New state record for this species. |
| 5382059 | alfalfa blotch leafminer | Agromyza frontella | Leaf mines produced by larval tunneling. Photograph taken June 19, 2008. New state record for this species. |
| 5382035 | onion thrips | Thrips tabaci | Foliage injury to lower surface of cucumber leaf |
| 5382034 | onion thrips | Thrips tabaci | Foliage injury to upper surface of cucumber leaf. |
| 5382031 | spinach leafminer | Pegomya hyoscyami | Adult reared from spinach |
| 5382149 | army cutworm | Euxoa auxiliaris | |
| 5382118 | western tent caterpillar | Malacosoma californicum | |
| 5382119 | western tent caterpillar | Malacosoma californicum | |
| 5382117 | western tent caterpillar | Malacosoma californicum | |
| 5369731 | blister neetle | Zonitis sayi | |
| 5304089 | palestriped flea beetle | Systena blanda | Damage to ragweed leaf |
| 5369844 | elm sphinx | Ceratomia amyntor | Pupa excavated from soil chamber |
| 5369758 | tussock moth | Dasychira mescalera | Pinned adult |
| 5369935 | fall webworm | Hyphantria cunea | Extensive infestation with webbing covering trunk |
| 5369924 | fall webworm | Hyphantria cunea | Extensive infestation with webbing covering trunk |
| 5369745 | blues | Plebejus spp. | Adult female |
| 5369895 | army cutworm | Euxoa auxiliaris | Cutworm next to damaged onion seedling |
| 5369890 | hollyhock weevil | Rhopalapion longirostre | Two males and a female (longer proboscis) |
| 5369824 | striped cucumber beetle | Acalymma vittatum | Injury to flower petals of cosmos by adult striped cucumber beetles |
| 5369823 | redlegged grasshopper | Melanoplus femurrubrum | |
| 5369818 | elm sphinx | Ceratomia amyntor | Frass |
| 5369816 | elm sphinx | Ceratomia amyntor | Full-grown larva |
| 5369814 | banded woollybear | Pyrrharctia isabella | Larva |
| 5369751 | tobacco flea beetle | Epitrix hirtipennis | Adult chewing injuries to eggplant fruit and calyx |
| 5369747 | variegated fritillary | Euptoieta claudia | Adult visiting flowers |
| 5369746 | blues | Plebejus spp. | Adult male |
| 5369743 | blues | Plebejus spp. | Adult female |
| 5369742 | Colorado potato beetle | Leptinotarsa decemlineata | Adult |
| 5369735 | spotted cucumber beetle | Diabrotica undecimpunctata howardi | Adult chewing injuries to eggplant fruit |
| 5369734 | spotted cucumber beetle | Diabrotica undecimpunctata howardi | Adult chewing injuries to snap bean pod |
| 5369733 | fall webworm | Hyphantria cunea | Late stage larvae in different color forms |
| 5364119 | tuber flea beetle | Epitrix tuberis | Damage to a potato caused by the tuber flea beetle (Epitrix tuberis). |
| 5364327 | grasshoppers | A groupl of grasshoppers resting on vegetation. | |
| 5364326 | migratory grasshopper | Melanoplus sanguinipes | Adult migratory grasshopper (Melanoplus sanguinipes). |
| 5364325 | Carolina grasshopper | Dissosteira carolina | Adult Carolina grasshopper (Dissosteira carolina). |
| 5364324 | plains lubber grasshopper | Brachystola magna | Plains lubber grasshopper (Brachystola magna) resting on a leaf. |
| 5364322 | painted lady butterfly | Vanessa cardui | Painted lady butterfly (Vanessa cardui) at rest on a flower. |
| 5364228 | alfalfa webworm | Loxostege cereralis | Eggs of the alfalfa webworm (Loxostege cereralis), a pest of many plant species. |
| 5364120 | western black flea beetle | Phyllotreta pusilla | Western black flea beetle (Phyllotreta pusilla) adults and the damage they can cause. |
| 5360030 | leafminer fly | Liriomyza spp. | Leafminer (Liriomyza sp.) larva and mines in a quinoa leaf (Chenopodium quinoa). |
| 5360500 | clover looper | Caenurgina crassiuscula | Adult clover looper moth (Caenurgina crassiuscula) on a lawn. |
| 5360496 | cabbage looper | Trichoplusia ni | Cocoon and pupa of the cabbage looper (Trichoplusia ni) from which the moth has emerged. |
| 5364116 | three-lined Lema beetle | Lema trivittata | Adult threelined potato beetle (Lema daturaphila, formerly known as Lema trilineata) on a potato leaf. |
| 5364117 | three-lined Lema beetle | Lema trivittata | Egg mass of the threelined potato beetle (Lema daturaphila, formerly known as Lema trilineata) on a tomatillo leaf. |
| 5364118 | three-lined Lema beetle | Lema trivittata | Mass of larvae of the threelined potato beetle (Lema daturaphila, formerly known as Lema trilineata). |
| 5364114 | Colorado potato beetle | Leptinotarsa decemlineata | Egg mass of the Colorado potato beetle (Leptinotarsa decemlineata). |
| 5364131 | onion thrips | Thrips tabaci | Onion thrips (Thrips tabaci) nymphs in new growth, between onion leaves. |
| 5364130 | onion thrips | Thrips tabaci | Second instar nymph (and damage to leaf) of the onion thrips (Thrips tabaci). |
| 5364129 | onion thrips | Thrips tabaci | Scarring of a bean leaf caused by onion thrips, Thrips tabaci. |
| 5364128 | onion thrips | Thrips tabaci | First instar nymph of onion thrips (Thrips tabaci). |
| 5304094 | alfalfa weevil | Hypera postica | |
| 5304095 | alfalfa weevil | Hypera postica | |
| 5304099 | spotted cucumber beetle | Diabrotica undecimpunctata howardi | |
| 5305016 | apple flea beetle | Altica foliaceae | Adult with purplish coloration |
| 5305018 | leaf beetle | Zygogramma conjuncta | |
| 5305019 | blister beetle | Lytta biguttata | |
| 5305020 | blister beetle | Nemognatha nigripennis | |
| 5305021 | blister beetle | Nemognatha nigripennis | |
| 5305023 | blister beetle | Nemognatha lurida | |
| 5305024 | leaf beetle | Zygogramma conjuncta | |
| 5305025 | leaf beetle | Zygogramma conjuncta | |
| 5305027 | sunflower beetle | Zygogramma exclamationis | |
| 5305028 | sunflower beetle | Zygogramma exclamationis | |
| 5305029 | sunflower beetle | Zygogramma exclamationis | |
| 5305030 | sunflower beetle | Zygogramma exclamationis | |
| 5305037 | onion thrips | Thrips tabaci | Crawling on bare arm |
| 5304068 | plains lubber grasshopper | Brachystola magna | Frass produced by adult plains lubber |
| 5304045 | blister beetle | Epicauta stuarti | |
| 5304046 | blister beetle | Epicauta stuarti | |
| 5304050 | painted tiger moth | Arachnis picta | |
| 5304010 | tomato hornworm | Manduca quinquemaculata | Late instar larva, side view |
| 5303099 | plains lubber grasshopper | Brachystola magna | Late instar female |
| 5304021 | tomato hornworm | Manduca quinquemaculata | Late instar larva, top view |
| 5304043 | tomato hornworm | Manduca quinquemaculata | Frass |
| 5304032 | tomato hornworm | Manduca quinquemaculata | Last stage larva, defecating |
| 5304054 | tomato hornworm | Manduca quinquemaculata | Late instar larva feeding |
| 5304065 | tomato hornworm | Manduca quinquemaculata | Late instar larva feeding |
| 5304087 | palestriped flea beetle | Systena blanda | Damage to leaf lettuce |
| 5304088 | palestriped flea beetle | Systena blanda | Damage to leaf lettuce |
| 5304090 | palestriped flea beetle | Systena blanda | Damage to leaf lettuce |
| 5304091 | strawberry root weevil | Otiorhynchus ovatus | |
| 5304092 | strawberry root weevil | Otiorhynchus ovatus | |
| 5304075 | apple flea beetle | Altica foliaceae | Adult showing metallic purplish coloration |
| 5304076 | apple flea beetle | Altica foliaceae | Adults and larva |
| 5304077 | apple flea beetle | Altica foliaceae | Normal green phase adult on primrose flower petal |
| 5304078 | apple flea beetle | Altica foliaceae | Adults of varying coloration |
| 5303089 | black swallowtail | Papilio polyxenes | Full-grown larva displaying osmeteria |
| 5303090 | black swallowtail | Papilio polyxenes | Full-grown larva displaying osmeteria |
| 5303091 | two-striped grasshopper | Melanoplus bivittatus | |
| 5303077 | checkered white | Pontia protodice | |
| 5303066 | checkered white | Pontia protodice | |
| 5303074 | achemon sphinx | Eumorpha achemon | Full grown larvae, green morph |
| 5303054 | plains lubber grasshopper | Brachystola magna | |
| 5303040 | green bird grasshopper | Schistocerca shoshone | |
| 5303041 | green bird grasshopper | Schistocerca shoshone | |
| 5303042 | elm leaf beetle | Xanthogaleruca luteola | Extensive foliage injury by larvae |
| 5303043 | plains lubber grasshopper | Brachystola magna | |
| 5303044 | elm leaf beetle | Xanthogaleruca luteola | Extensive foliage injury by larvae |
| 5303046 | spotted cucumber beetle | Diabrotica undecimpunctata howardi | Adults feeding on pumpkin flower |
| 5303047 | western corn rootworm | Diabrotica virgifera virgifera | |
| 5303048 | striped cucumber beetle | Acalymma vittatum | Mating pair |
| 5303049 | western corn rootworm | Diabrotica virgifera virgifera | Adults in pumpkin flower. A Xenoglossa sp. digger bee is also in the flower |
| 5303018 | striped cucumber beetle | Acalymma vittatum | Extensive larvae tunneling at plant base producing plant collapse |
| 5303019 | striped cucumber beetle | Acalymma vittatum | Extensive larvae tunneling at plant base producing plant collapse |
| 5303020 | striped cucumber beetle | Acalymma vittatum | External symptoms of larval tunneling at crown of plant |
| 5303022 | striped cucumber beetle | Acalymma vittatum | External symptoms of larval tunneling at plant crown and adult scarring of vine |
| 5303023 | striped cucumber beetle | Acalymma vittatum | Adult scarring of vine |
| 5303024 | striped cucumber beetle | Acalymma vittatum | Adult scarring of fruit skin |
| 5303025 | striped cucumber beetle | Acalymma vittatum | Adult scarring of fruit skin |
| 5303026 | checkered melon beetle | Paranapiacaba tricincta | Adults massed on sunflower, a common adult host |
| 5303027 | black vine weevil | Otiorhynchus sulcatus | |
| 5303031 | checkered melon beetle | Paranapiacaba tricincta | Beetles massing on foliage of native buffalogourd |
| 5303032 | plains lubber grasshopper | Brachystola magna | |
| 5303034 | Mexican bean beetle | Epilachna varivestis | |
| 5303035 | Mexican bean beetle | Epilachna varivestis | |
| 5303036 | common sootywing | Pholisora catullus | |
| 5303037 | yellow woollybear | Spilosoma virginica | |
| 5303038 | yellow woollybear | Spilosoma virginica | |
| 5304038 | striped cucumber beetle | Acalymma vittatum | Extensive damage to seedling plants |
| 5304040 | differential grasshopper | Melanoplus differentialis | Side view of male |
| 5304041 | white-lined sphinx | Hyles lineata | Newly eclosed pupa |
| 5304042 | white-lined sphinx | Hyles lineata | Pupa at 4 days after eclosion |
| 5304044 | achemon sphinx | Eumorpha achemon | |
| 5304049 | army cutworm | Euxoa auxiliaris | Late summer adult returned to prairie and feeding at rabbitbrush |
| 5304025 | differential grasshopper | Melanoplus differentialis | Side view of female |
| 5304026 | differential grasshopper | Melanoplus differentialis | Side view of female |
| 5304027 | differential grasshopper | Melanoplus differentialis | Side view of female |
| 5304028 | fall webworm | Hyphantria cunea | Large tent enclosing branch |
| 5304029 | fall webworm | Hyphantria cunea | Frass collected at base of tent |
| 5304001 | columbine leafminer | Phytomyza aquilegivora | |
| 5303082 | columbine leafminer | Phytomyza aquilegivora | Characteristic blotch leaf mine produced by larval feeding |
| 5303083 | columbine leafminer | Phytomyza aquilegivora | Adult and oviposition puncture wounds |
| 5303084 | columbine leafminer | Phytomyza aquilegivora | Larva exposed within leaf mine |
| 5303087 | black swallowtail | Papilio polyxenes | Full-grown larva |
| 5302055 | onion thrips | Thrips tabaci | Attraction to yellow shirt |
| 5302059 | red admiral | Vanessa atalanta | |
| 5302060 | hoary comma | Polygonia gracilis | |
| 5302070 | rabbitbrush beetle | Trirhabda nitidicollis | |
| 5302071 | rabbitbrush beetle | Trirhabda nitidicollis | |
| 5302072 | hoary comma | Polygonia gracilis | Adult, side view of underwings |
| 5302073 | small wood nymph | Cercyonis oetus | Adult, side view of underwings |
| 5302079 | leaf beetle | Zygogramma disrupta | |
| 5302087 | elm leaf beetle | Xanthogaleruca luteola | Summer adult |
| 5302095 | crucifer flea beetle | Phyllotreta cruciferae | Severe injury to Chinese cabbage |
| 5302096 | blister beetle | Epicauta valida | Adult feedings on leaf fragment |
| 1475055 | sunflower beetle | Zygogramma exclamationis | |
| 1490006 | sunflower beetle | Zygogramma exclamationis | |
| 5209049 | scarab beetle | Phyllophaga lanceolata | Adult feeding. This is a an unusual species of Phyllophaga found in the shortgrass prairie. It is day active and flightless. |
| 5209050 | scarab beetle | Phyllophaga lanceolata | Adult female. This is a an unusual species of Phyllophaga found in the shortgrass prairie. It is day active and flightless. |
| 5209054 | brownspotted grasshopper | Psoloessa delicatula | Adult male. May 15, 2007. Weld County, Colorado |
| 5209065 | brownspotted grasshopper | Psoloessa delicatula | Adult male with missing leg showing red at tip of abdomen May 15, 2007. Weld County, Colorado. |
| 5209076 | brownspotted grasshopper | Psoloessa delicatula | Adult male. May 15, 2007. Weld County, Colorado |
| 5209087 | brownspotted grasshopper | Psoloessa delicatula | Teneral female. May 15, 2007. Weld County, Colorado |
| 5209090 | blister beetle | Linsleya convexa | |
| 5209091 | blister beetle | Linsleya convexa | Adult feeding |
| 5209092 | blister beetle | Lytta biguttata | |
| 5209093 | blister beetle | Lytta biguttata | |
| 5209094 | blister beetle | Nemognatha cribraria | |
| 5209046 | flabellate grasshopper | Melanoplus occidentalis | |
| 5209047 | flabellate grasshopper | Melanoplus occidentalis | |
| 5210015 | flabellate grasshopper | Melanoplus occidentalis | |
| 5211013 | leaf beetle | Zygogramma heterothecae | |
| 5210039 | checkered melon beetle | Paranapiacaba tricincta | Adults feeding on melon plant |
| 5210040 | checkered melon beetle | Paranapiacaba tricincta | |
| 5210041 | checkered melon beetle | Paranapiacaba tricincta | Adults feeding on melon plant |
| 5210042 | checkered melon beetle | Paranapiacaba tricincta | Adults feeding on melon plant |
| 5210059 | brownspotted grasshopper | Psoloessa delicatula | |
| 5210047 | brownspotted grasshopper | Psoloessa delicatula | |
| 5210055 | speckled-winged rangeland grasshopper | Arphia conspersa | Female ovipositing |
| 5210056 | speckled-winged rangeland grasshopper | Arphia conspersa | Female ovipositing |
| 5210057 | greenstriped grasshopper | Chortophaga viridifasciata | Green phase female |
| 5210061 | greenstriped grasshopper | Chortophaga viridifasciata | Brown phase |
| 5210062 | velvet-striped grasshopper | Eritettix simplex | |
| 5211014 | elm leafminer | Kaliofenusa ulmi | Adults on leaves of host plant. |
| 5211015 | blister beetle | Epicauta parvula | |
| 5211016 | blister beetle | Epicauta parvula | |
| 5211017 | blister beetle | Epicauta parvula | |
| 5211019 | white-lined sphinx | Hyles lineata | |
| 5211020 | white-lined sphinx | Hyles lineata | Egg and larva |
| 5211025 | army cutworm | Euxoa auxiliaris | Last instar larva |
| 5211026 | army cutworm | Euxoa auxiliaris | Last instar larva |
| 5210016 | alfalfa weevil | Hypera postica | Larval damage to first cutting |
| 5210017 | alfalfa weevil | Hypera postica | Larva and associated feeding injury |
| 5210018 | alfalfa weevil | Hypera postica | Larval damage to first cutting |
| 5210019 | apple flea beetle | Altica foliaceae | Larvae and associated feeding injury |
| 5210021 | apple flea beetle | Altica foliaceae | |
| 5209075 | apple flea beetle | Altica foliaceae | Larva and associated feeding injury |
| 5209077 | army cutworm | Euxoa auxiliaris | One of a series of six images showing a range wing patterning with this species |
| 5209078 | army cutworm | Euxoa auxiliaris | One of a series of six images showing a range wing patterning with this species |
| 5209079 | army cutworm | Euxoa auxiliaris | One of a series of six images showing a range wing patterning with this species |
| 5209080 | army cutworm | Euxoa auxiliaris | One of a series of six images showing a range wing patterning with this species |
| 5209081 | army cutworm | Euxoa auxiliaris | One of a series of six images showing a range wing patterning with this species |
| 5209082 | army cutworm | Euxoa auxiliaris | One of a series of six images showing a range wing patterning with this species |
| 5209058 | blister beetle | Epicauta valida | |
| 5209059 | blister beetle | Epicauta valida | |
| 5209028 | leaf beetle | Gastrophysa spp. | |
| 5209029 | green dock beetle | Gastrophysa cyanea | |
| 5209030 | green dock beetle | Gastrophysa cyanea | |
| 5209031 | green dock beetle | Gastrophysa cyanea | |
| 5209036 | imported currantworm | Nematus ribesii | Late stage larvae |
| 5209037 | imported currantworm | Nematus ribesii | Newly hatched larvae and associated shothole feeding injury initially produced |
| 5209038 | imported currantworm | Nematus ribesii | Early stage larvae |
| 5209039 | imported currantworm | Nematus ribesii | |
| 5209040 | imported currantworm | Nematus ribesii | |
| 5209041 | imported currantworm | Nematus ribesii | |
| 5209042 | imported currantworm | Nematus ribesii | |
| 5209044 | spinach leafminer | Pegomya hyoscyami | |
| 5188081 | velvet-striped grasshopper | Eritettix simplex | Adult female |
| 5188082 | velvet-striped grasshopper | Eritettix simplex | Last instar female nymph |
| 5188083 | velvet-striped grasshopper | Eritettix simplex | Adult male |
| 5188084 | speckled-winged rangeland grasshopper | Arphia conspersa | |
| 5188085 | green fool grasshopper | Acrolophitus hirtipes | |
| 5188086 | green fool grasshopper | Acrolophitus hirtipes | |
| 5188087 | green fool grasshopper | Acrolophitus hirtipes | |
| 5188088 | plains lubber grasshopper | Brachystola magna | |
| 5188066 | green dock beetle | Gastrophysa cyanea | Adult female |
| 5188068 | green dock beetle | Gastrophysa cyanea | Adult male |
| 5188069 | green dock beetle | Gastrophysa cyanea | Adult female |
| 5188070 | green dock beetle | Gastrophysa cyanea | Mating pair |
| 5188071 | green dock beetle | Gastrophysa cyanea | Mating pair |
| 5188073 | western tent caterpillar | Malacosoma californicum | Early stage larvae shortly after egg hatch. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188074 | western tent caterpillar | Malacosoma californicum | Early stage larvae shortly after egg hatch. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188075 | western tent caterpillar | Malacosoma californicum | Early stage larvae shortly after egg hatch. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188041 | greenstriped grasshopper | Chortophaga viridifasciata | Green form |
| 5188042 | greenstriped grasshopper | Chortophaga viridifasciata | Green form |
| 5188043 | greenstriped grasshopper | Chortophaga viridifasciata | Brown form |
| 5188047 | speckled-winged rangeland grasshopper | Arphia conspersa | |
| 5188048 | speckled-winged rangeland grasshopper | Arphia conspersa | |
| 5188049 | speckled-winged rangeland grasshopper | Arphia conspersa | |
| 5188053 | reds-hanked grasshopper | Xanthippus corallipes | Adult, top view |
| 5188054 | reds-hanked grasshopper | Xanthippus corallipes | Adult, top view |
| 5188055 | great crested grasshopper | Tropidolophus formosus | |
| 5188057 | great crested grasshopper | Tropidolophus formosus | |
| 5188058 | great crested grasshopper | Tropidolophus formosus | |
| 5188059 | great crested grasshopper | Tropidolophus formosus | |
| 5187092 | mourning cloak butterfly | Nymphalis antiopa | Overwintered adult |
| 5187089 | bigheaded grasshopper | Aulocara elliotti | |
| 1475080 | snowberry clearwing | Hemaris diffinis | |
| 1475074 | great ash sphinx | Sphinx chersis | close-up of head |
| 1475075 | great ash sphinx | Sphinx chersis | |
| 1475078 | lord leaf beetle | Coleothorpa dominicana | |
| 1475079 | snowberry clearwing | Hemaris diffinis | |
| 1475056 | rabbitbrush beetle | Trirhabda nitidicollis | |
| 1475057 | mourning cloak butterfly | Nymphalis antiopa | |
| 1475058 | black swallowtail | Papilio polyxenes | chrysalid |
| 1475059 | achemon sphinx | Eumorpha achemon | |
| 1475060 | white-lined sphinx | Hyles lineata | green morph |
| 1475042 | forest tent caterpillar | Malacosoma disstria | Mass of larvae on trunk. Lighter colored caterpillars have recently molted. |
| 1475045 | white-lined sphinx | Hyles lineata | dark morph |
| 1475050 | Mormon cricket | Anabrus simplex | dark form, male |
| 1475051 | Mormon cricket | Anabrus simplex | dark form, female |
| 1475052 | Stevenson's shieldback katydid | Pediodectes stevensoni | female |
| 1475053 | Stevenson's shieldback katydid | Pediodectes stevensoni | female |
| 1475054 | potato flea beetle | Epitrix cucumeris | damage to foliage |
| 1475012 | palestriped flea beetle | Systena blanda | adults and associated feeding injury to common bean |
| 1475013 | palestriped flea beetle | Systena blanda | |
| 5083083 | diamondback moth | Plutella xylostella | late instar larvae feeding |
| 5083032 | leaf beetle | Zygogramma continua | |
| 5083078 | diamondback moth | Plutella xylostella | |
| 5084060 | threespotted flea beetle | Disonycha triangularis | |
| 5084043 | cottonwood leaf beetle | Chrysomela scripta | mixed larval stages |
| 5083094 | cabbage looper | Trichoplusia ni | Instar III larva just following molt. |
| 5083099 | rough strawberry root weevil | Otiorhynchus rugosostriatus | |
| 5084002 | alfalfa weevil | Hypera postica | and associated damage to new growth |
| 5084003 | alfalfa weevil | Hypera postica | in terminal growth |
| 5084004 | alfalfa weevil | Hypera postica | |
| 5084005 | fall webworm | Hyphantria cunea | late instar larvae of morph common in northern Colorado |
| 5084006 | hollyhock weevil | Rhopalapion longirostre | Pile of males attempting to mate with female |
| 5084007 | tuber flea beetle | Epitrix tuberis | shallow tunnels from larval wounds exposed at peeling |
| 5084008 | rabbitbrush beetle | Trirhabda nitidicollis | late instar larvae |
| 5084009 | three-lined Lema beetle | Lema trivittata | |
| 5084010 | three-lined Lema beetle | Lema trivittata | |
| 5084011 | three-lined Lema beetle | Lema trivittata | larvae shortly after egg hatch |
| 5084012 | three-lined Lema beetle | Lema trivittata | larvae and injury |
| 5084013 | three-lined Lema beetle | Lema trivittata | shortly after eff hatch |
| 5084014 | three-lined Lema beetle | Lema trivittata | close-up of late instar larvae with feces on the back. |
| 5084015 | Knab's leaf beetle | Chrysomela knabi | in spring |
| 5084016 | fall webworm | Hyphantria cunea | Late instar larvae of morph common in northern Colorado on crabapple leaf. |
| 5084017 | Knab's leaf beetle | Chrysomela knabi | |
| 5084018 | Knab's leaf beetle | Chrysomela knabi | in spring |
| 5084019 | Knab's leaf beetle | Chrysomela knabi | in late summer |
| 5084020 | Knab's leaf beetle | Chrysomela knabi | late stage larva |
| 5084021 | Knab's leaf beetle | Chrysomela knabi | |
| 5084022 | Knab's leaf beetle | Chrysomela knabi | larvae at egg hatch |
| 5084023 | Knab's leaf beetle | Chrysomela knabi | and damage |
| 5084024 | cottonwood leaf beetle | Chrysomela scripta | larvae everting defensive glands |
| 5084025 | rabbitbrush beetle | Trirhabda nitidicollis | late instar larvae |
| 5084026 | cottonwood leaf beetle | Chrysomela scripta | in late summer |
| 5084028 | striped cucumber beetle | Acalymma vittatum | teneral adult |
| 5084029 | Knab's leaf beetle | Chrysomela knabi | late stage larva |
| 5084030 | cottonwood leaf beetle | Chrysomela scripta | mating |
| 5084032 | apple flea beetle | Altica foliaceae | damage to crabapple |
| 5084033 | apple flea beetle | Altica foliaceae | crabapple |
| 5084039 | lord leaf beetle | Coleothorpa dominicana | |
| 5084040 | lord leaf beetle | Coleothorpa dominicana | |
| 5083042 | lace bugs | Teleonemia spp. | and stippling injury on upper leaf surface. Photo taken September 4, 2006 |
| 5083047 | black dot spurge flea beetle | Aphthona nigriscutis | June 24, 2006 |
| 5083048 | black dot spurge flea beetle | Aphthona nigriscutis | June 24, 2006 |
| 5083049 | Knab's leaf beetle | Chrysomela knabi | showing cream color in early June |
| 5083072 | cabbage white | Pieris rapae | mating |
| 5083036 | two-tailed tiger swallowtail | Papilio multicaudata | overwintering chrysalid found under a rock, September 10, 2006 |
| 5083037 | two-tailed tiger swallowtail | Papilio multicaudata | overwintering chrysalid found under a rock, September 10, 2006 |
| 5083039 | lace bugs | Teleonemia spp. | with nymph and tar spot droppings. Photo taken September 4, 2006 |
| 5083040 | lace bugs | Teleonemia spp. | photo taken September 4, 2006 |
| 5083033 | cottonwood leaf beetle | Chrysomela scripta | |
| 5082074 | cabbage white | Pieris rapae | instar II larvae |
| 5082098 | short-horned leaf beetle | Coleothorpa vittigera | |
| 5082096 | leaf beetle | Coleothorpa axillaris | |
| 5083012 | eastern tiger swallowtail | Papilio glaucus | feeding at flower. Picture taken October 13, 2006 |
| 5082083 | uglynest caterpillar | Archips cerasivorana | larvae in tent with leaf fragments and frass |
| 5082084 | uglynest caterpillar | Archips cerasivorana | larvae in tent with leaf fragments and frass |
| 5023098 | blister beetles | Nemognatha spp. | feeding at thistle |
| 5024054 | western tent caterpillar | Malacosoma californicum | late instar larvae on tent |
| 5024055 | western tent caterpillar | Malacosoma californicum | late stage larvae of mixed instars |
| 5024056 | western tent caterpillar | Malacosoma californicum | Pupa within a cocoon. June 12, 2006 |
| 5023100 | blister beetles | Nemognatha spp. | feeding at thistle |
| 5024001 | blister beetles | Nemognatha spp. | |
| 5024002 | blister beetles | Nemognatha spp. | |
| 5025038 | Mexican bean beetle | Epilachna varivestis | |
| 5025039 | Mexican bean beetle | Epilachna varivestis | |
| 5025040 | Mexican bean beetle | Epilachna varivestis | |
| 5024017 | broadwinged katydid | Microcentrum rhombifolium | female |
| 5024018 | broadwinged katydid | Microcentrum rhombifolium | on twig |
| 5024004 | rust colored beetle | Epicauta ferruginea | feeding at a sunflower with adult Nemognatha sp. |
| 5024005 | blister beetle | Epicauta valida | Adults massed near moisture of llivestock water trough. |
| 5023099 | blister beetle | Zonitis atripennis | |
| 5024052 | western tent caterpillar | Malacosoma californicum | late instar larva |
| 5023080 | Mexican bean beetle | Epilachna varivestis | |
| 5023083 | Mexican bean beetle | Epilachna varivestis | |
| 5023084 | immaculate blister beetle | Epicauta immaculata | |
| 5023085 | Mexican bean beetle | Epilachna varivestis | |
| 5023086 | blister beetle | Epicauta nigritarsis | |
| 5023087 | blister beetle | Epicauta sericans | Fort Sill, OK |
| 5023089 | Pyrota insulata | Pyrota insulata | |
| 5023090 | rust colored beetle | Epicauta ferruginea | |
| 5023092 | rust colored beetle | Epicauta ferruginea | |
| 5023093 | rust colored beetle | Epicauta ferruginea | |
| 5023094 | black blister beetle | Epicauta pensylvanica | |
| 5023095 | blister beetle | Epicauta valida | |
| 5023096 | blister beetle | Epicauta valida | |
| 5023097 | blister beetle | Epicauta valida | Mating pair |
| 2200099 | Gorgone checkerspot | Chlosyne gorgone | Adult basking, May 21, 2006 |
| 5000004 | California pear sawfly | Pristiphora abbreviata | Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 2200075 | hackberry emperor | Asterocampa celtis | Adult feeding on fluids on a 3-day old raccoon cadaver. July 10, 2006 |
| 2200078 | California pear sawfly | Pristiphora abbreviata | May 2, 2006 |
| 2200082 | elm leafminer | Kaliofenusa ulmi | leafmines about 10 days after egg hatch |
| 2200085 | elm leafminer | Kaliofenusa ulmi | Leafmines about 5-6 days after egg hatch |
| 2200086 | Colorado potato beetle | Leptinotarsa decemlineata | Adult on its native host. July 10, 2006 |
| 2200087 | Colorado potato beetle | Leptinotarsa decemlineata | Adults and larva on native host. July 10, 2006 |
| 2200088 | Colorado potato beetle | Leptinotarsa decemlineata | Larva on native host. July 10, 2006 |
| 2200090 | Colorado potato beetle | Leptinotarsa decemlineata | Larva on native host. May 24, 2006 |
| 2200091 | California pear sawfly | Pristiphora abbreviata | Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 2200092 | crucifer flea beetle | Phyllotreta cruciferae | Heavy infestation on seedling broccoli. |
| 2200093 | crucifer flea beetle | Phyllotreta cruciferae | Heavy infestation on seedling broccoli. |
| 2200094 | tuber flea beetle | Epitrix tuberis | Adult injury to tomato foliage and fruit. |
| 2200095 | striped cucumber beetle | Acalymma vittatum | Teneral adult |
| 2200096 | pale swallowtail | Papilio eurymedon | Adult basking, May 21, 2006 |
| 2200097 | pale swallowtail | Papilio eurymedon | Adult drinking at damp spot by road, May 21, 2006 |
| 5000014 | California pear sawfly | Pristiphora abbreviata | Adult ovipositing in emerging pear leaf. May 2, 2006. |
| 5000015 | California pear sawfly | Pristiphora abbreviata | Adult resting on pear leaf petiole. April 22, 2006. |
| 1243001 | vegetable leafminer | Liriomyza sativae | |
| 2200035 | California pear sawfly | Pristiphora abbreviata | Oviposition punctures visible after leaves unroll. |
| 2200036 | California pear sawfly | Pristiphora abbreviata | Early shothole wounds produced by recently emerged larvae |
| 2200038 | elm leafminer | Kaliofenusa ulmi | May 7, 2006 |
| 2200039 | elm leafminer | Kaliofenusa ulmi | May 8, 2006 |
| 2200040 | elm leafminer | Kaliofenusa ulmi | May 6, 2006 |
| 2200041 | elm leafminer | Kaliofenusa ulmi | larvae silhouetted within leaf mine of Siberian elm leaf; May 28, 2006 |
| 1455138 | snailcase bagworm | Apterona helix | Pupation under eaves of home |
| 1455178 | fall webworm | Hyphantria cunea | In tent |
| 1455174 | western tent caterpillar | Malacosoma californicum | Tent |
| 1455164 | southwestern tent caterpillar | Malacosoma incurvum | |
| 1455166 | southwestern tent caterpillar | Malacosoma incurvum | |
| 1455167 | southwestern tent caterpillar | Malacosoma incurvum | |
| 1455172 | western tent caterpillar | Malacosoma californicum | |
| 1455161 | southwestern tent caterpillar | Malacosoma incurvum | |
| 1455162 | southwestern tent caterpillar | Malacosoma incurvum | Under eaves of bridge |
| 1455101 | diamondback moth | Plutella xylostella | |
| 1455102 | diamondback moth | Plutella xylostella | Small larva |
| 1455103 | diamondback moth | Plutella xylostella | |
| 1455104 | diamondback moth | Plutella xylostella | |
| 1455105 | diamondback moth | Plutella xylostella | |
| 1455107 | cabbage looper | Trichoplusia ni | |
| 1455108 | cabbage looper | Trichoplusia ni | Meconium voided after adult emergence |
| 1455109 | zebra caterpillar | Melanchra picta | |
| 1455110 | zebra caterpillar | Melanchra picta | Mass of young larvae |
| 1455011 | vegetable leafminer | Liriomyza sativae | Tunneling in pea pod |
| 1455021 | elm leafminer | Kaliofenusa ulmi | |
| 1455013 | columbine leafminer | Phytomyza aquilegivora | |
| 1455014 | columbine leafminer | Phytomyza aquilegivora | |
| 1455035 | Cuban laurel thrips | Gynaikothrips ficorum | and nymph |
| 1455028 | spinach leafminer | Pegomya hyoscyami | |
| 1455029 | spinach leafminer | Pegomya hyoscyami | |
| 1455024 | threespotted flea beetle | Disonycha triangularis | |
| 1455049 | poplar leaffolding sawfly | Phyllocolpa bozemani | Young larva in leaf fold |
| 1455051 | poplar leaffolding sawfly | Phyllocolpa bozemani | Leaf fold symptom produced by young larva |
| 1455065 | asparagus beetle | Crioceris asparagi | |
| 1455066 | asparagus beetle | Crioceris asparagi | |
| 1455067 | asparagus beetle | Crioceris asparagi | |
| 1455068 | asparagus beetle | Crioceris asparagi | |
| 1455054 | spotted asparagus beetle | Crioceris duodecimpunctata | |
| 1455055 | spotted asparagus beetle | Crioceris duodecimpunctata | |
| 1455056 | spotted asparagus beetle | Crioceris duodecimpunctata | |
| 1455057 | spotted asparagus beetle | Crioceris duodecimpunctata | |
| 1455058 | asparagus beetle | Crioceris asparagi | |
| 1455059 | asparagus beetle | Crioceris asparagi | |
| 1455060 | asparagus beetle | Crioceris asparagi | |
| 1455061 | asparagus beetle | Crioceris asparagi | |
| 1455062 | asparagus beetle | Crioceris asparagi | |
| 1455063 | asparagus beetle | Crioceris asparagi | |
| 1246095 | snailcase bagworm | Apterona helix | Full grown larval case |
| 1246096 | snailcase bagworm | Apterona helix | Full grown larval case |
| 1246091 | monarch butterfly | Danaus plexippus | Comparison of adults forms of monarch (bottom) and viceroy (top) |
| 1246003 | white-lined sphinx | Hyles lineata | |
| 1246004 | white-lined sphinx | Hyles lineata | full grown |
| 1246005 | big poplar sphinx | Pachysphinx occidentalis | |
| 1246010 | leaf blotch miners | Phyllonorycter spp. | Exposed from mine |
| 1326176 | big poplar sphinx | Pachysphinx occidentalis | Young larva. |
| 1243035 | crucifer flea beetle | Phyllotreta cruciferae | Larva on Crucifer roots. |
| 1243034 | crucifer flea beetle | Phyllotreta cruciferae | Severe injury to seed pod of radish. |
| 1243003 | vegetable leafminer | Liriomyza sativae | Pupa within tunnel ofonion. |
| 1243011 | tobacco flea beetle | Epitrix hirtipennis | |
| 1243012 | horseradish flea beetle | Phyllotreta armoraciae | |
| 1243008 | threespotted flea beetle | Disonycha triangularis | |
| 1243018 | saltmarsh caterpillar | Estigmene acrea | Adult and egg masses. |
| 1243056 | western flower thrips | Frankliniella occidentalis | Halo spot around oviposition injury scar to Pea. |
| 1243066 | lined June beetle | Polyphylla hammondi | in sod |
| 1243067 | tenlined June beetle | Polyphylla decemlineata | in sod. |
| 1243143 | hollyhock weevil | Rhopalapion longirostre | Mating pair on seed head on hollyhock. |
| 1243144 | hollyhock weevil | Rhopalapion longirostre | Mating pair on seed head on hollyhock. |
| 1243145 | mourning cloak butterfly | Nymphalis antiopa | Larvae at egg hatch on Hackberry. |
| 1243114 | black swallowtail | Papilio polyxenes | Late instar larva |
| 1243115 | black swallowtail | Papilio polyxenes | Adult visiting zinnia flower. |
| 1243177 | striped cucumber beetle | Acalymma vittatum | Larvae in Cantaloupe rind |
| 1243161 | three-lined Lema beetle | Lema trivittata | |
| 1243162 | three-lined Lema beetle | Lema trivittata | |
| 1243163 | three-lined Lema beetle | Lema trivittata | Egg mass at hatch on Tomatillo |
| 1243165 | three-lined Lema beetle | Lema trivittata | Larvae feeding on Tomatillo leaf |
| 1243166 | checkered melon beetle | Paranapiacaba tricincta | |
| 1243167 | checkered melon beetle | Paranapiacaba tricincta | |
| 1243172 | striped cucumber beetle | Acalymma vittatum | Adults of both striped cucumber beetle and squash bug damaging squash seedling |
| 1326178 | big poplar sphinx | Pachysphinx occidentalis | Mating pair. |
| 1326150 | Mexican bean beetle | Epilachna varivestis | Larva and associated damage on bean. |
| 1326151 | Mexican bean beetle | Epilachna varivestis | Pupa and associated larval damage on bean. |
| 1326152 | Mexican bean beetle | Epilachna varivestis | Teneral adult on bean. |
| 1326153 | Mexican bean beetle | Epilachna varivestis | Adult with summer coloration on bean. |
| 1326154 | Mexican bean beetle | Epilachna varivestis | Adult with darker color prior to hibernation on bean. |
| 1326155 | Mexican bean beetle | Epilachna varivestis | Adult on bean. |
| 1326143 | cabbage white | Pieris rapae | Close-up on broccoli. |
| 1326127 | cabbage white | Pieris rapae | Typical defoliation injury to Brussel sprouts. |
| 1326123 | cabbage white | Pieris rapae | Close-up on Broccoli. |
| 1326149 | Mexican bean beetle | Epilachna varivestis | Larvae at egg hatch on beans. |
| 1326017 | apple flea beetle | Altica foliaceae | Severe damage on Epilobium |
| 1326099 | columbine leafminer | Phytomyza aquilegivora | |
| 1326100 | columbine leafminer | Phytomyza aquilegivora | Leafmine and oviposition punctures |
| 1326097 | columbine leafminer | Phytomyza aquilegivora | Larva exposed from leafmine |
| 1325068 | honeylocust pod gall midge | Dasineura gleditchiae | larvae and pupa in gall |
| 1325072 | honeylocust pod gall midge | Dasineura gleditchiae | |
| 1325076 | honeylocust pod gall midge | Dasineura gleditchiae | |
| 1325080 | honeylocust pod gall midge | Dasineura gleditchiae | |
| 1325013 | California pear sawfly | Pristiphora abbreviata | larva and feeding injury |
| 1325014 | California pear sawfly | Pristiphora abbreviata | larva and feeding injury |
| 1325015 | California pear sawfly | Pristiphora abbreviata | larva and feeding injury |
| 1325003 | pinyon spindlegall midge | Pinyonia edulicola | |
| 1325004 | pinyon spindlegall midge | Pinyonia edulicola | |
| 1325001 | pinyon spindlegall midge | Pinyonia edulicola | emerging from galls |
