| 5377019 |
Dutch elm disease |
Ophiostoma ulmi |
disease cycle |
| 5006033 |
gypsy moth |
Lymantria dispar |
Illustration by Arthur Cushman |
| 5468294 |
boxelder bug |
Boisea trivittata |
Adults and nymphs |
| 5468295 |
boxelder bug |
Boisea trivittata |
Adults and nymphs |
| 5468296 |
boxelder bug |
Boisea trivittata |
Adults and nymphs |
| 5468297 |
boxelder bug |
Boisea trivittata |
Adults and nymphs |
| 1243079 |
scurfy scale |
Chionaspis furfura |
Old scales and crawlers on Aspen. |
| 3057032 |
oak skeletonizer |
Bucculatrix ainsliella |
larvae, cocoons and defoliation on underside of leaf |
| 4554025 |
gypsy moth |
Lymantria dispar |
adult laying eggs |
| 1329008 |
Psylla |
Psylla spp. |
Adult and nymphs. Monte Alpi (PZ), Italy June 1990 |
| 1326174 |
big poplar sphinx |
Pachysphinx occidentalis |
Adult with newly laid eggs. Found on Cottonwood, aspen, and willow. |
| 1326067 |
woolly beech aphid |
Phyllaphis fagi |
Colony on beech leaf |
| 3067031 |
ash plant bug |
Tropidosteptes amoenus |
nymphs, adults and injury |
| 1240014 |
gypsy moth |
Lymantria dispar |
Female and eggs, Bulgaria |
| 1329013 |
woolly beech aphid |
Phyllaphis fagi |
Adult and nymphs. Monte Pollino, Italy June 1990 |
| 5112030 |
green shield scale |
Pulvinaria psidii |
Collector: Croce/Green; Date of photograph or collection: 5/28/1976 |
| 1326111 |
European elm scale |
Eriococcus spuria |
Mature females and crawlers |
| 5113006 |
oak eriococcin |
Eriococcus quercus |
Collector: R.J.Gill/ N.Smith Date of photograph or collection: 4/24/1981 |
| 3066090 |
lace bugs |
Corythucha spp. |
adults, nymphs and fecal spots on leaf |
| 3056099 |
poplar borer |
Saperda calcarata |
multiple galleries & stages (Fig. 129G in USDA Forest Service Ag. Handbook AH-706, 1995) |
| 1626025 |
oak lecanium |
Parthenolecanium quercifex |
Dead females on the twig and settled crawlers on the leaf. |
| 3066047 |
giant bark aphid |
Longistigma caryae |
|
| 1791029 |
orangestriped oakworm |
Anisota senatoria |
eggs shells and several caterpillars feeding on same leaf |
| 1541686 |
sycamore lace bug |
Corythucha ciliata |
|
| 0014185 |
fall webworm |
Hyphantria cunea |
female and pupa |
| 1627004 |
eastern tent caterpillar |
Malacosoma americanum |
Eggs are laid in distinctive shiny masses which encircle small twigs. The caterpillars hatch just as leaves begin unfolding in the spring. |
| 5410988 |
elm leaf beetle |
Xanthogaleruca luteola |
|
| 5406060 |
walnut twig beetle |
Pityophthorus juglandis |
Larvae and pupa. The geosmithia fungal associate is sporulating profusely around the pupal cells. |
| 5382179 |
banded elm bark beetle |
Scolytus schevyrewi |
Last instar larvae and pupa exposed from under bark.
|
| 5382177 |
banded elm bark beetle |
Scolytus schevyrewi |
Last instar larvae and pupae exposed from under bark.
|
| 1548046 |
red-humped caterpillar moth |
Schizura concinna |
Eggs with adult; larva collected on crab apple (Malus angustifolia) 24 July 2001,7 mi N. Statesboro, Bulloch Co. GA; began spinning a cocoon 28 July 2001; adult eclosion, 16 August 2001; eggs 17 Aug. 2001 |
| 1263019 |
large aspen tortrix |
Choristoneura conflictana |
Adult and pupae |
| 1458060 |
larger elm leaf beetle |
Monocesta coryli |
adult with egg mass |
| 5209063 |
woolly apple aphid |
Eriosoma lanigerum |
Late spring colony in leaf curl |
| 1507058 |
gypsy moth |
Lymantria dispar |
Gypsy moth larva & pupa |
| 1479001 |
gypsy moth |
Lymantria dispar |
females laying eggs |
| 5084027 |
little black and green willow aphid |
Chaitophorus viminalis |
|
| 5025073 |
red oak borer |
Enaphalodes rufulus |
Artwork by Dana Kinney. Published in Fierke et al., 2005, "Development and comparison of intensive and extensive sampling methods and preliminary within-tree population extimates of red oak borer (Coleoptera: Cerambycidae) in the Ozark Mountains of Arkansas", Environmental Entomology 34:184-192. |
| 2181076 |
basswood leafminer |
Baliosus nervosa |
|
| 2183039 |
narrow-winged tree cricket |
Oecanthus niveus |
|
| 2183040 |
periodical cicada |
Magicicada septendecim |
|
| 2183049 |
native elm bark beetle |
Hylurgopinus rufipes |
|
| 2184039 |
fall webworm |
Hyphantria cunea |
|
| 2184041 |
fall webworm |
Hyphantria cunea |
|
| 2184045 |
eastern tent caterpillar |
Malacosoma americanum |
|
| 2184047 |
forest tent caterpillar |
Malacosoma disstria |
|
| 2184050 |
forest tent caterpillar |
Malacosoma disstria |
|
| 2184054 |
gypsy moth |
Lymantria dispar |
|
| 2184055 |
gypsy moth |
Lymantria dispar |
|
| 2184057 |
gypsy moth |
Lymantria dispar |
|
| 2184060 |
whitemarked tussock moth |
Orgyia leucostigma |
|
| 2184061 |
mourning cloak butterfly |
Nymphalis antiopa |
|
| 2184075 |
birch skeletonizer |
Bucculatrix canadensisella |
|
| 2184080 |
May-June beetles |
Phyllophaga spp. |
|
| 2184082 |
Japanese beetle |
Popillia japonica |
|
| 5024020 |
willow scale |
Diaspidiotus gigas |
mixed life stages on aspen branch |
| 5024072 |
boxelder bug |
Boisea trivittata |
Mixed life stages massed on tree trunk |
| 2112089 |
gypsy moth |
Lymantria dispar |
females laying eggs on hornbeam stem |
| 1468020 |
gypsy moth |
Lymantria dispar |
|
| 2154068 |
forest tent caterpillar |
Malacosoma disstria |
1st instar larvae dead on hatched eggs |
| 1468202 |
southwestern tent caterpillar |
Malacosoma incurvum |
egg mass with 1st instar larvae |
| 1470110 |
elm spanworm |
Ennomos subsignaria |
Hatching eggs with some 1st instar larvae |
| 1470085 |
gypsy moth |
Lymantria dispar |
Larvae, pupae, and adult stages (male and female) |
| 1393039 |
cottonwood leaf beetle |
Chrysomela scripta |
Eggs and 1st instar larvae |
| 1329033 |
March moth |
Alsophila aescularia |
Female laying eggs. Friuli Italy, April 1998 |
| 1329010 |
aphid |
Lachnus roboris |
eggs with sirphid larva. Bressanone/Brixen, Italy October 1990 |
| 1243080 |
plum fingergall mite |
Phytoptus emarginatae |
Mites within amongst erineum of fingergall |
| 1326213 |
rosy apple aphid |
Dysaphis plantaginea |
Colony on Apple. |
| 1326214 |
apple aphid |
Aphis pomi |
Colony found on Apple and crabapple. |
| 1326148 |
common falsepit scale |
Lecanodiaspis prosopidis |
Mature scales on green ash branch. |
| 1326113 |
European elm scale |
Eriococcus spuria |
Overwintering forms on twigs |
| 1326118 |
European elm scale |
Eriococcus spuria |
Mature female and crawlers |
| 1325008 |
honeylocust spider mite |
Platytetranychus multidigituli |
mites and eggs at base of leaflet |
| 1325020 |
twospotted spider mite |
Tetranychus urticae |
|
| 1325068 |
honeylocust pod gall midge |
Dasineura gleditchiae |
larvae and pupa in gall |
| 3066037 |
woolly alder aphid |
Prociphilus tessellatus |
on European black alder |
| 1224020 |
pecan leaf scorch mite |
Eotetranychus hicoriae |
female & egg |
| 1419139 |
cottonwood leaf beetle |
Chrysomela scripta |
prepupa, pupal, emerging adult |
| 0795020 |
Texas leafcutting ant |
Atta texana |
|
| 2912072 |
granulate ambrosia beetle |
Xylosandrus crassiusculus |
eggs and larvae |
| 4798041 |
Asian longhorned beetle |
Anoplophora glabripennis |
|
| 0014096 |
tuliptree scale |
Toumeyella liriodendri |
female with crawlers. |
| 0014192 |
carpenterworm |
Prionoxystus robiniae |
male has orange on hind wings |
| 0014284 |
tuliptree scale |
Toumeyella liriodendri |
showing adults and crawlers. |
| 4178077 |
Texas leafcutting ant |
Atta texana |
brood on fungus garden |
| 3057074 |
locust borer |
Megacyllene robiniae |
eggs, larva, pupa, adult |
| 3066022 |
forest tent caterpillar |
Malacosoma disstria |
newly hatched larva & egg masses |
| 3066043 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
|
| 3066044 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
infested terminal |
| 3066045 |
poplar leaf aphid |
Chaitophorus populicola |
|
| 3066048 |
oak leaf aphids |
Myzocallis spp. |
|
| 3057011 |
cottonwood leaf beetle |
Chrysomela scripta |
|
| 3046003 |
poplar borer |
Saperda calcarata |
adult, larvae and damage in log |
| 3046017 |
poplar borer |
Saperda calcarata |
adult, larvae and damage |
| 0284067 |
poplar borer |
Saperda calcarata |
larvae, pupa, adult and damage |
| 1929095 |
gypsy moth |
Lymantria dispar |
Diagram of various lifestages |
| 1929097 |
gypsy moth |
Lymantria dispar |
females laying eggs and a pupa on tree |
| 1929099 |
gypsy moth |
Lymantria dispar |
first instar larvae hatching from an egg mass |
| 4212036 |
gypsy moth |
Lymantria dispar |
several females laying eggs |
| 1929072 |
gypsy moth |
Lymantria dispar |
Females and egg masses on tree trunk |
| 1929081 |
gypsy moth |
Lymantria dispar |
|
| 2253052 |
western tent caterpillar |
Malacosoma californicum |
female with egg mass |
| 1791063 |
whiteflies |
|
small black specks with white borders |
| 2652021 |
gypsy moth |
Lymantria dispar |
female laying an egg mass |
| 2652026 |
gypsy moth |
Lymantria dispar |
dead moth larva on left, pupal case on right and moth emerges 10-14 days later |
| 2652027 |
gypsy moth |
Lymantria dispar |
dead moth larva on right and pupal case on left |
| 2652034 |
gypsy moth |
Lymantria dispar |
egg mass and female on outdoor grill-during outdoor household article inspection scrape egg masses into container of hot water, household bleach, ammonia or kerosene |
| 0907033 |
locust leafminer |
Odontota dorsalis |
larva, pupa & adult stages |
| 0795037 |
locust leafminer |
Odontota dorsalis |
left to right, eggs, larva, pupa, adult |
| 3067060 |
sycamore leaf beetle |
Neochlamisus platani |
adult |
| 3057059 |
hackberry emperor |
Asterocampa celtis |
eggs & larva |
