| 5443148 |
European alder leafminer |
Fenusa dohrnii |
Blotch mines produced by leafminer |
| 5443149 |
banded woollybear |
Pyrrharctia isabella |
|
| 5445255 |
common desert centipede |
Scolopendra polymorpha |
|
| 5445256 |
blister beetle |
Epicauta aspera |
Close-up of head |
| 5443184 |
spruce beetle |
Dendroctonus rufipennis |
Interpretive sign related to spruce beetle with image that is not in true proportion. Photograph taken July 27, 2011 |
| 1455123 |
Dermestid beetles |
|
Cast skins of larvae |
| 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 |
| 5382086 |
cicada |
Tibicen dealbata |
Nymphal skin left after molting
|
| 5422135 |
poplar budgall mite |
Eriophyes parapopuli |
old budgalls on cottonwood twig |
| 1475015 |
windscorpions |
Eremobates spp. |
close up of head |
| 5422215 |
western drywood termite |
Incisitermes minor |
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 |
| 5393634 |
coyote |
Canis latrans |
Coyote scat composed almost entirely of grasshopper body parts. September 15, 2008 |
| 5393635 |
coyote |
Canis latrans |
Coyote scat composed almost entirely of grasshopper body parts. September 15, 2008 |
| 5304070 |
differential grasshopper |
Melanoplus differentialis |
Frass produced by adult differential grasshopper |
| 5210100 |
ash borer |
Podosesia syringae |
Pupal skin pulled from trunk during exit |
| 5393528 |
prairie robber fly |
Diogmites angustipennis |
Close-up of face |
| 5393464 |
broadwinged katydid |
Microcentrum rhombifolium |
Frass |
| 5083023 |
oak rough bulletgall wasp |
Disholcaspis quercusmamma |
a few of the galls in the center show emergence holes. Galls are at the time of adult emergence (November 3, 2006). |
| 5445288 |
harvestmen |
Leiobunum spp. |
Close-up of chelicerae |
| 5304069 |
great crested grasshopper |
Tropidolophus formosus |
Frass produced by late instar nymphs |
| 5302066 |
bronze birch borer |
Agrilus anxius |
Exit hole (D-shaped, typical of Agrilus spp.) |
| 5393530 |
Colorado plains soldier beetle |
Chauliognathus basalis |
Four pairs resting on flower in early morning. |
| 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 |
| 5393483 |
banded ash borer |
Neoclytus caprea |
adult and emergence hole |
| 5393529 |
bumble bees |
Bombus spp. |
Male resting in sunflower during early morning. |
| 5382085 |
dog-day cicada |
Tibicen spp. |
Nymphal skin left after molting
|
| 5369931 |
mango |
Mangifera indica |
Fruiting tree on tree April 10, 2008. |
| 5445197 |
cochineal scale |
Dactylopius confusus |
large colony |
| 5445209 |
cooley spruce gall adelgid |
Adelges cooleyi |
Galls on terminals of Engelmann spruce |
| 5445237 |
dogwood sawfly |
Macremphytus tarsatus |
Late stage larvae massed on underside of leaf |
| 5445262 |
mealy plum aphid |
Hyalopterus pruni |
|
| 5445196 |
imported willow leaf beetle |
Plagiodera versicolora |
|
| 5445208 |
cooley spruce gall adelgid |
Adelges cooleyi |
Adults swollen with eggs on underside of spruce terminals |
| 5445213 |
alfalfa weevil |
Hypera postica |
larval feeding injury to alfalfa terminal |
| 5445371 |
white-lined sphinx |
Hyles lineata |
late instar larva feeding |
| 5445370 |
click beetles |
Alaus spp. |
Adults of the 3 Alaus spp. known to be present in Colorado (l-r) - Alaus oculatus, A. melanops, A lusciosus |
| 5445179 |
broadwinged katydid |
Microcentrum rhombifolium |
|
| 5024084 |
walnut twig beetle |
Pityophthorus juglandis |
Adult galleries and associated Geosmithia morbida infection in a ca. 10 cm. diameter branch. |
| 1455191 |
robber flies |
|
Adult Proctacanthes sp. feeding on smaller robber fly, Sarcopogon sp. |
| 1455118 |
green peach aphid |
Myzus persicae |
Apterous adult |
| 1455128 |
mottled tortoise beetle |
Deloyala guttata |
|
| 1455179 |
fall webworm |
Hyphantria cunea |
Tent |
| 5188062 |
stonefly |
Perlesta cranshawi |
Adult, underside of head and thorax. A newly described species from Virginia |
| 1326179 |
bandedwinged whitefly |
Trialeurodes abutiloneus |
Generalist of herbaceous broadleaf plants. |
| 1455193 |
grape mealybug |
Pseudococcus maritimus |
Large colony |
| 5445361 |
currant aphid |
Cryptomyzus ribis |
Leaf puckering due to currant aphid feeding injury |
| 5445360 |
catfacing |
|
catfacing injuries to apple surface by unknown hemipteran |
| 5445358 |
catfacing |
|
Catfacing injury to pear by unknown hemipteran |
| 5445359 |
catfacing |
|
Catfacing injury to pear by unknown hemipteran |
| 5445357 |
opuntia bug |
Chelinidea vittiger |
mating |
| 5445356 |
blister beetle |
Epicauta aspera |
|
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