| 5495198 |
willow scale |
Diaspidiotus gigas |
Scale on aspen bark |
| 5495199 |
willow scale |
Diaspidiotus gigas |
|
| 5495200 |
willow scale |
Diaspidiotus gigas |
Scale on aspen bark |
| 5495201 |
willow scale |
Diaspidiotus gigas |
Willow scale crawler |
| 5495202 |
willow scale |
Diaspidiotus gigas |
|
| 5495253 |
black grass bug |
Labops hesperius |
feeding damage |
| 5495268 |
cicadas |
|
|
| 5495266 |
cicadas |
|
Flagging damage to Gamble Oak |
| 5495182 |
Russian wheat aphid |
Diuraphis noxia |
RWA overwintering habitat in volunteer alfalfa |
| 5495183 |
essigella aphids |
Essigella spp. |
adults and nymphs on Austrian pine foliage |
| 5495186 |
giant conifer aphids |
Cinara spp. |
Giant conifer aphid infestation on blue spruce |
| 5495187 |
giant conifer aphids |
Cinara spp. |
Giant conifer aphid infestation on blue spruce |
| 5495188 |
giant conifer aphids |
Cinara spp. |
|
| 5495181 |
Russian wheat aphid |
Diuraphis noxia |
RWA overwintering habitat on roadside grasses |
| 5495195 |
willow scale |
Diaspidiotus gigas |
Scales on aspen bark |
| 5490392 |
hawthorn mealybug |
Phenacoccus dearnessi |
Honeydew produced by heavy infestation of hawthorn mealybug |
| 5490388 |
hawthorn mealybug |
Phenacoccus dearnessi |
Fully developed females on twigs |
| 5490389 |
hawthorn mealybug |
Phenacoccus dearnessi |
Fully developed females on twigs |
| 5490387 |
hawthorn mealybug |
Phenacoccus dearnessi |
Fully developed females on twigs |
| 5490390 |
hawthorn mealybug |
Phenacoccus dearnessi |
Late instar nymphs that have collected under tape on tree |
| 5490391 |
hawthorn mealybug |
Phenacoccus dearnessi |
|
| 5490393 |
European elm scale |
Eriococcus spuria |
late instar females |
| 5490394 |
European elm scale |
Eriococcus spuria |
full grown females and cocoons produced by males |
| 5490395 |
European elm scale |
Eriococcus spuria |
Adults females packed into bark cracks. |
| 5490397 |
European elm scale |
Eriococcus spuria |
|
| 5490313 |
hackberry lace bug |
Corythucha celtidis |
Adult, nymphs and nymphal skins |
| 5490314 |
hackberry lace bug |
Corythucha celtidis |
Adults, nymphs and nymphal skins |
| 5490315 |
hackberry lace bug |
Corythucha celtidis |
injury on upper leaf surface |
| 5490398 |
European elm scale |
Eriococcus spuria |
Male attempting to mate with female |
| 5490399 |
European elm scale |
Eriococcus spuria |
Late instar. Some mummies resultign from parasitism are evident |
| 5488883 |
brown soft scale |
Coccus hesperidum |
Adults and nymphs. some evidence of parasitism is present |
| 5488885 |
brown soft scale |
Coccus hesperidum |
Adults and nymphs. Some evidence of parasitism is present |
| 5488886 |
brown soft scale |
Coccus hesperidum |
Soft brown scale and associated sooty mold |
| 5488887 |
brown soft scale |
Coccus hesperidum |
Sooty mold developing on holly that was heavily infested with soft brown scale. |
| 5488890 |
sooty beech scale |
Ultracoelostoma assimile |
Excretory tube and honeydew droplet of the sooty beech scale |
| 5488888 |
sooty beech scale |
Ultracoelostoma assimile |
Sooty mold covering black beech. The honeydew is excreted by the sooty beech scasle via tubes that penetrate the sooty mold crust. |
| 5488889 |
sooty beech scale |
Ultracoelostoma assimile |
Sooty mold covering black beech. The honeydew is excreted by the sooty beech scale via tubes that pentrate the sooty mold crust. |
| 5488918 |
potato/tomato psyllid |
Paratrioza cockerelli |
Premature sprouting associated with psyllid infestation (psyllid yellows). This tuber had begu to sprout prior to harvest. |
| 5488919 |
potato/tomato psyllid |
Paratrioza cockerelli |
Premature sprouting associated with psyllid infestation (psyllid yellows). This tuber had begun to sprout prior to harvest |
| 5488920 |
potato/tomato psyllid |
Paratrioza cockerelli |
Premature sprouting associated with psyllid infestation(psyllid yellows). These tubers had been dug four weeks earlier. |
| 5488921 |
potato/tomato psyllid |
Paratrioza cockerelli |
Aerial tuber resulting from infestation of potato by potato psyllid (psyllid yellows) |
| 5490352 |
currant psyllid |
Cacopsylla ribesiae |
|
| 5490353 |
currant psyllid |
Cacopsylla ribesiae |
Nymphs producing lerp excremetn |
| 5490354 |
currant psyllid |
Cacopsylla ribesiae |
Nymphs producing lerp excremetn |
| 5490356 |
currant psyllid |
Cacopsylla ribesiae |
Psyllid lerps on foliage |
| 5490366 |
golden oak scale |
Asterolecanium variolosum |
|
| 5490383 |
spruce mealybug |
Puto sandini |
|
| 5488780 |
jumping bristletail |
|
Associated with rocky hillside area |
| 5488784 |
common falsepit scale |
Lecanodiaspis prosopidis |
|
| 5488785 |
common falsepit scale |
Lecanodiaspis prosopidis |
|
| 5488788 |
lac scales |
Tachardiella spp. |
Commercial formulation of shellac used in wood finishing |
| 5488791 |
jumping bristletail |
|
Meinertelliadae family representative. Associated with rocky hillside area |
| 5490219 |
cactus scale |
Diaspis echinocacti |
|
| 5490220 |
cactus scale |
Diaspis echinocacti |
|
| 5382085 |
dog-day cicada |
Tibicen spp. |
Nymphal skin left after molting
|
| 5445197 |
cochineal scale |
Dactylopius confusus |
large colony |
| 5445262 |
mealy plum aphid |
Hyalopterus pruni |
|
| 1455118 |
green peach aphid |
Myzus persicae |
Apterous adult |
| 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 |
| 5445357 |
opuntia bug |
Chelinidea vittiger |
mating |
| 5445355 |
opuntia bug |
Chelinidea vittiger |
|
| 5445325 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Colony exposed within curled ash leaf |
| 5445324 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Colony exposed within curled ash leaf |
| 5445322 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Colony exposed within curled ash leaf |
| 5445264 |
mealy plum aphid |
Hyalopterus pruni |
summer host |
| 5445263 |
mealy plum aphid |
Hyalopterus pruni |
summer host |
| 5445261 |
mealy plum aphid |
Hyalopterus pruni |
|
| 5445260 |
mealy plum aphid |
Hyalopterus pruni |
Aphids massed on leaf of ornamental plum |
| 1325017 |
pin oak kermes |
Allokermes galliformis |
mature females on pin oak |
| 1325018 |
pin oak kermes |
Allokermes galliformis |
nymphs around bark scale on pin oak |
| 1243078 |
pin oak kermes |
Allokermes galliformis |
Eggs at hatch on Pin oak. |
| 5445211 |
boxelder psyllid |
Cacopsylla negundinis |
|
| 1326120 |
pin oak kermes |
Allokermes galliformis |
Dead twigs typical of injury |
| 1476113 |
pin oak kermes |
Allokermes galliformis |
Kermes scale and assocaited sticky ooze |
| 1476114 |
pin oak kermes |
Allokermes galliformis |
|
| 5445198 |
cochineal scale |
Dactylopius confusus |
large colony |
| 5445354 |
ash plant bug |
Tropidosteptes amoenus |
|
| 5445320 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Leafcurling of new foliage of green ash |
| 5445321 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Colony exposed within curled ash leaf |
| 5445374 |
poplar vagabond aphid |
Mordvilkoja vagabunda |
Large pseudo-gall produced on aspen terminal |
| 5445174 |
woolly whitefly |
Aleurothrixus floccosus |
|
| 5445175 |
woolly whitefly |
Aleurothrixus floccosus |
|
| 5443165 |
twospotted spider mite |
Tetranychus urticae |
Severe damage and webbing produced on indoor-grown medical marijuana |
| 5443166 |
twospotted spider mite |
Tetranychus urticae |
Stippling injury to leaf of indoor-grown medical marijuana |
| 5443167 |
twospotted spider mite |
Tetranychus urticae |
mites on underside of leaf |
| 5443168 |
twospotted spider mite |
Tetranychus urticae |
Stippling injury to leaf produced by mites |
| 1243079 |
scurfy scale |
Chionaspis furfura |
Old scales and crawlers on Aspen. |
| 1326231 |
green peach aphid |
Myzus persicae |
Leaf curling on winter host, Peach. |
| 1326232 |
green peach aphid |
Myzus persicae |
Leaf curling on winter host. Peach. |
| 1243135 |
potato/tomato psyllid |
Paratrioza cockerelli |
Symptoms of 'psyllid yellows' on untreated row (right) adjacent to insecticide treated potatoes |
| 1326217 |
false chinch bug |
Nysius raphanus |
Massed group on Canola pod. |
| 1326218 |
false chinch bug |
Nysius raphanus |
and nymphs, a generalist herbivore of herbaseous broadleaf plants. |
| 1326219 |
false chinch bug |
Nysius raphanus |
Adults with larva of Tachnid parasitoid emerging. Generalist herbivore of herbaseous broadleaf plants. |
| 1326187 |
damsel bugs |
Nabis spp. |
Generalist predator of insects. |
| 1326164 |
garden fleahopper |
Halticus bractatus |
Adult, nymphs and associated injury. Generalist of flowers and vegetables. |
| 1326067 |
woolly beech aphid |
Phyllaphis fagi |
Colony on beech leaf |
| 1325009 |
sycamore lace bug |
Corythucha ciliata |
|
| 1243074 |
greenbug |
Schizaphis graminum |
Infestation of bluegrass |
| 1326141 |
false chinch bug |
Nysius raphanus |
wilting associated with high populations |
| 1246020 |
opuntia bug |
Chelinidea vittiger |
|
| 1326114 |
European elm scale |
Eriococcus spuria |
Mature females |
| 1455198 |
citrus mealybug |
Planococcus citri |
Mealybug parasitized by Leptomastix dactylopii wasp |
| 1326003 |
kermes scale |
Allokermes gillettei |
Crawlers exposed from female |
| 1243077 |
black cherry aphid |
Myzus cerasi |
Different stages on chokecherry leaf. |
| 1326111 |
European elm scale |
Eriococcus spuria |
Mature females and crawlers |
| 1476089 |
sugar beet root aphid |
Pemphigus populivenae |
colonies on roots of quinoa |
| 1455133 |
cabbage aphid |
Brevicoryne brassicae |
Colony with parasitized aphid |
| 1326040 |
leafcurl plum aphid |
Brachycaudus helichrysi |
Tight leafcurling typical of spring infestation |
| 1326001 |
kermes scale |
Allokermes gillettei |
Mature females |
| 1246060 |
honeylocust plant bug |
Diaphnocoris chlorionis |
|
| 1243137 |
potato/tomato psyllid |
Paratrioza cockerelli |
Premature tuber sprouting resulting from 'psyllid yellows' |
| 1246055 |
western conifer-seed bug |
Leptoglossus occidentalis |
with field syptoms from infection |
| 1246017 |
opuntia bug |
Chelinidea vittiger |
|
| 1326216 |
false chinch bug |
Nysius raphanus |
Generalist herbivore of herbaseous broadleaf plants. |
| 1326109 |
European elm scale |
Eriococcus spuria |
colony of mature females at end of egg hatch (mid-July) |
| 1326240 |
lettuce aphid |
Nasonovia ribisnigri |
Winged adult on Lettuce. |
| 1326116 |
European elm scale |
Eriococcus spuria |
Nymphs along leaf veins and honeydew droplet |
| 1326068 |
honeylocust leafhopper |
Macropsis fumipennis |
|
| 1243125 |
potato/tomato psyllid |
Paratrioza cockerelli |
Eggs laid along leaf edge |
| 1243026 |
squash bug |
Anasa tristis |
Nymphs on squash. |
| 1455197 |
grape mealybug |
Pseudococcus maritimus |
|
| 1455119 |
rose aphid |
Macrosiphum rosae |
|
| 1326180 |
small milkweed bug |
Lygaeus kalmii |
Adult generalist seed feeder. |
| 1326011 |
treehopper |
Micrutalus calva |
|
| 1243073 |
greenbug |
Schizaphis graminum |
Typical color change from infestation of bluegrass |
| 1243022 |
squash bug |
Anasa tristis |
Egg mass on squash. |
| 1326239 |
lettuce aphid |
Nasonovia ribisnigri |
Wingless adult on lettuce. |
| 1326184 |
damsel bugs |
Nabis spp. |
Generalist predator of insects. |
| 1326171 |
harlequin bug |
Murgantia histrionica |
Adult on Broccoli florets. |
| 1326167 |
bigeyed bugs |
Geocoris spp. |
Generalist insect predator. |
| 1326169 |
harlequin bug |
Murgantia histrionica |
Nymphs and associated injury on cabbage. |
| 1326172 |
harlequin bug |
Murgantia histrionica |
Egg mass on cabbage. |
| 1326186 |
damsel bugs |
Nabis spp. |
Generalist predator of insects. |
| 1326110 |
European elm scale |
Eriococcus spuria |
Nymphs on foliage |
| 1326069 |
golden oak scale |
Asterodiaspis variolosa |
Colony on twig |
| 1455115 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Typical leaf curling damage |
| 1246058 |
honeylocust plant bug |
Diaphnocoris chlorionis |
|
| 1246016 |
leaf-footed bug |
Narnia snowi |
|
| 1243076 |
rose aphid |
Macrosiphum rosae |
Infestation of a rosebud. |
| 1243128 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs |
| 1243134 |
potato/tomato psyllid |
Paratrioza cockerelli |
Foliage purpling due to 'psyllid yellows' on red cultivar |
| 1326115 |
European elm scale |
Eriococcus spuria |
Nymphs along leaf veins |
| 1243136 |
potato/tomato psyllid |
Paratrioza cockerelli |
Aerial tuber produced due to 'psyllid yellows' |
| 1243121 |
potato/tomato psyllid |
Paratrioza cockerelli |
Hosts: Potato, tomato |
| 1246018 |
opuntia bug |
Chelinidea vittiger |
|
| 1246013 |
fourlined plant bug |
Poecilocapsus lineatus |
|
| 1326112 |
European elm scale |
Eriococcus spuria |
Scale flagging typical of chronic infestation |
| 1326108 |
European elm scale |
Eriococcus spuria |
colony of mature females at egg hatch (mid-June) |
| 1243138 |
potato/tomato psyllid |
Paratrioza cockerelli |
Normal nymph (top) and one parasitied by Tetrastichus triozae |
| 1243126 |
potato/tomato psyllid |
Paratrioza cockerelli |
Adult on tomato leaf |
| 1246057 |
honeylocust plant bug |
Diaphnocoris chlorionis |
shown with nymph on stem |
| 1243027 |
squash bug |
Anasa tristis |
Older nymphs on squash. |
| 1243021 |
squash bug |
Anasa tristis |
Adults, mating pair on squash. |
| 1243023 |
squash bug |
Anasa tristis |
Egg mass shortly after hatch on squash. |
| 1243123 |
potato/tomato psyllid |
Paratrioza cockerelli |
Adults dispersing from tip of plant |
| 1243028 |
squash bug |
Anasa tristis |
Adults feedinf on pumpkin fruit. |
| 1326165 |
garden fleahopper |
Halticus bractatus |
Generalist of flowers and vegetables. |
| 1243130 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs with characteristic droppings ('psyllid sugar') |
| 1455113 |
harlequin bug |
Murgantia histrionica |
|
| 1243124 |
potato/tomato psyllid |
Paratrioza cockerelli |
Teneral adult |
| 1326002 |
kermes scale |
Allokermes gillettei |
Crawlers exposed from female |
| 1326173 |
harlequin bug |
Murgantia histrionica |
Nymphs and associated injury on Cabbage. |
| 1243133 |
potato/tomato psyllid |
Paratrioza cockerelli |
Foliage yellowing due to 'psyllid yellows' |
| 1243132 |
potato/tomato psyllid |
Paratrioza cockerelli |
Foliage yellowing due to 'psyllid yellows' |
| 1455134 |
cabbage aphid |
Brevicoryne brassicae |
Heavily infested leaf |
| 1326096 |
oak spittlebugs |
Clastoptera spp. |
Spittle mass and nymphs |
| 1243024 |
squash bug |
Anasa tristis |
Mass of young nymphs on squash. |
| 5432154 |
willow scale |
Diaspidiotus gigas |
Crawlers of willow scale escaping from female scale |
| 5432155 |
willow scale |
Diaspidiotus gigas |
|
| 1326095 |
oak spittlebugs |
Clastoptera spp. |
Spittle mass and nymphs |
| 1455136 |
cabbage aphid |
Brevicoryne brassicae |
Colony with parasitized aphids and lady beetles |
| 1455135 |
cabbage aphid |
Brevicoryne brassicae |
Very dense colony |
| 1326170 |
harlequin bug |
Murgantia histrionica |
Adult on Canola. |
| 1246012 |
fourlined plant bug |
Poecilocapsus lineatus |
Fresh feeding injuries |
| 1243025 |
squash bug |
Anasa tristis |
Mass of young nymphs on squash. |
| 1455038 |
leafhopper |
Paraphlepus strobi |
|
| 1243131 |
potato/tomato psyllid |
Paratrioza cockerelli |
Characteristic droppings ('psyllid sugar') on tomato leaves |
| 1326147 |
black pineleaf scale |
Dynaspidiotus californica |
Close up of scales on Blue Spruce. |
| 1325052 |
honeylocust plant bug |
Diaphnocoris chlorionis |
Leaf twisting and chlorosis associated with feeding injuries |
| 1326196 |
hawthorn mealybug |
Phenacoccus dearnessi |
on Hawthorn. |
| 5369851 |
cochineal insect |
Dactylopius coccus |
Rearing cochineal scales on nopal cactus pads hanging on a rack. This production is done by a small weaving cooperative in Oaxaca, Mexico |
| 1476076 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Late instar nymph exposed within gall |
| 1476077 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
late instar nymph exposed with gall |
| 1476078 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
newly emerged adult next to gall |
| 1476079 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
newly emerged adult next to gall |
| 1476080 |
potato/tomato psyllid |
Paratrioza cockerelli |
adult, late stage nymph and cast skin |
| 1476081 |
potato/tomato psyllid |
Paratrioza cockerelli |
|
| 1476082 |
potato/tomato psyllid |
Paratrioza cockerelli |
nymphs, including nymoh enclosing from nymphal skin |
| 1476083 |
potato/tomato psyllid |
Paratrioza cockerelli |
|
| 1476084 |
boxelder aphid |
Periphyllus negundinis |
|
| 1476085 |
elm leaf aphid |
Tinocallis ulmifolii |
nymph of an alate form with wing pads |
| 1476086 |
elm leaf aphid |
Tinocallis ulmifolii |
|
| 1476087 |
giant conifer aphids |
Cinara spp. |
colony on juniper twig |
| 1476088 |
poplar twig gall aphid |
Pemphigus populiramulorum |
gall produced on cottonwood twig |
| 1476090 |
lettuce root aphid |
Pemphigus bursarius |
gall produced on popular petiole |
| 1476100 |
oak phylloxerids |
Phylloxera spp. |
large colony on aspen |
| 5369854 |
cochineal insect |
Dactylopius coccus |
A grinding stone used to crush dried cochineal scales for use in cochinilla dye. |
| 5369857 |
cochineal insect |
Dactylopius coccus |
All the colors of this rug were produced by cochinilla (cochineal), extracted from the cochineal scale. (The black is the natural color of the wool.) Changes in pH and certain additives can greatly affect the color of cochinilla dyed wool. |
| 5369856 |
cochineal insect |
Dactylopius coccus |
The red and orange yarn has been dyed with cochinilla (cochineal). Changes in pH and certain additives can greatly affect the color of dyed wool from cochinilla. |
| 5369853 |
cochineal insect |
Dactylopius coccus |
A container of recently harvested cochineal scales brushed off nopal cactus pads. After processing the scales will be used to make cochinilla (cochineal) dye. |
| 5369850 |
cochineal insect |
Dactylopius coccus |
Nopal cactus pads infested with cochineal scale after approximately three months. At this stage the scales are harvested. |
| 5369849 |
cochineal insect |
Dactylopius coccus |
Nopal cactus pads infested with cochineal scale after approximately one month. |
| 5369840 |
white apple leafhopper |
Typhlocyba pomaria |
Nymphal skin |
| 5369936 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs and teneral adults |
| 5369802 |
potato/tomato psyllid |
Paratrioza cockerelli |
Late stage nymphs and teneral adult |
| 5369839 |
white apple leafhopper |
Typhlocyba pomaria |
White flecking stippling characteristic of white apple leafhopper feeding |
| 5369809 |
tulip bulb aphid |
Dysaphis tulipae |
Heavy infestation on newly emerged iris. The insects overwintered on the belowground bulbs. |
| 5369801 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs of various age |
| 5369933 |
potato/tomato psyllid |
Paratrioza cockerelli |
Wax pelleted lerps excreted by potato/tomato psyllid |
| 5369865 |
azalea lace bug |
Stephanitis pyrioides |
Old injury with healthy new growth |
| 5369937 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs, adults, and cast skins |
| 5369939 |
potato/tomato psyllid |
Paratrioza cockerelli |
Adult on tomato fruit |
| 5369940 |
potato/tomato psyllid |
Paratrioza cockerelli |
Dull fruit color from psyllid infestation |
| 5369934 |
potato/tomato psyllid |
Paratrioza cockerelli |
Wax pelleted lerps excreted by potato/tomato psyllid |
| 5369852 |
cochineal insect |
Dactylopius coccus |
Harvesting cochineal scales by brushing off nopal cactus pads. After processing the scales will be used to make cochinilla (cochineal) dye. |
| 5422212 |
black grass bug |
Irbisia spp. |
stippling damage to quakgrass leaf |
| 5422161 |
green peach aphid |
Myzus persicae |
mixed life stages and color variation in colony |
| 5422133 |
potato aphid |
Macrosiphum euphorbiae |
alatae, apterae and cast skins |
| 5422273 |
twospotted spider mite |
Tetranychus urticae |
infestation of buds |
| 5422274 |
twospotted spider mite |
Tetranychus urticae |
Stipplng injury to marijuana leaves |
| 5422271 |
twospotted spider mite |
Tetranychus urticae |
stippling injury to marijuana leaf |
| 5422272 |
twospotted spider mite |
Tetranychus urticae |
stippling injury to marijuana leaf |
| 5422134 |
false chinch bug |
Nysius raphanus |
Adults massed on canola seedpod |
| 5422136 |
woolly elm aphid |
Eriosoma americanum |
colony on Amelanchier roots |
| 5422137 |
woolly elm aphid |
Eriosoma americanum |
dying plants duee tor oot infestation by wooly elm aphids |
| 5422138 |
woolly elm aphid |
Eriosoma americanum |
dying plants due to root infestation by wooly elm aphid. The plants on the right were trrated with imidacloprid. |
| 5422257 |
pinyon needle scale |
Matsucoccus acalyptus |
massed egg sacs on trunk |
| 5422190 |
rose aphid |
Macrosiphum rosae |
colony on rose bud |
| 5422189 |
rose aphid |
Macrosiphum rosae |
colony with adult birthing nymph |
| 5422262 |
pinyon needle scale |
Matsucoccus acalyptus |
massed egg sacs on trunk |
| 5422258 |
pinyon needle scale |
Matsucoccus acalyptus |
massed egg sacs on trunk |
| 5422260 |
pinyon needle scale |
Matsucoccus acalyptus |
Nymphs on needles in midsummer |
| 5422261 |
pinyon needle scale |
Matsucoccus acalyptus |
Massed egg sacs on trunk |
| 5422259 |
pinyon needle scale |
Matsucoccus acalyptus |
nymphs on needles in summer |
| 5422210 |
black grass bug |
Irbisia spp. |
|
| 5422211 |
black grass bug |
Irbisia spp. |
|
| 1481018 |
aphids |
|
aphids on canola, Baca County, CO |
| 5367768 |
alfalfa plant bug |
Adelphocoris lineolatus |
Alfalfa plant bugs (Adelphocoris lineolatus) on an alfalfa plant. |
| 5393557 |
small milkweed bug |
Lygaeus kalmii |
A smaller milkweed bug and milkweed bug coupling. |
| 5393537 |
tamarix leafhopper |
Opsius stactogalus |
adults |
| 5393535 |
tamarix leafhopper |
Opsius stactogalus |
|
| 1243139 |
asparagus aphid |
Brachycorynella asparagi |
Fern tufting due to asparagus aphid feeding on asparagus. |
| 1243140 |
asparagus aphid |
Brachycorynella asparagi |
Wingless adult on asparagus. |
| 5082097 |
asparagus aphid |
Brachycorynella asparagi |
tufting of fern (left) typical of asparagus injury |
| 5393485 |
potato aphid |
Macrosiphum euphorbiae |
mixed stages on a pepper leaf |
| 5393470 |
brown marmorated stink bug |
Halyomorpha halys |
Adult |
| 5382195 |
currant aphid |
Cryptomyzus ribis |
Leaf puckering and mild discoloration produced by currant aphid feeding on Red Lake currant
|
| 5382193 |
spirea aphid |
Aphis spiraecola |
Honeydew excreted by spirea aphid colony.
|
| 5382194 |
spirea aphid |
Aphis spiraecola |
Colony on spirea twig.
|
| 5382116 |
tulip bulb aphid |
Dysaphis tulipae |
Mixed life stages, infestation on Iris leaf. Note parasitized aphid on lower left.
|
| 5382067 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Psyllid galls that have been decapped by fox squirrels (Sciuris niger), that eat the mature nymphs in late summer. After feeding, the leaves are cut and drop to the ground.
|
| 5382074 |
small milkweed bug |
Lygaeus kalmii |
Adults massed on seeds of newly opened milkweed pod
|
| 5382073 |
small milkweed bug |
Lygaeus kalmii |
Mating pairs on milkweed pod
|
| 5382072 |
small milkweed bug |
Lygaeus kalmii |
Mating pairs on milkweed pod
|
| 5382071 |
large milkweed bug |
Oncopeltus fasciatus |
Adult with lighter coloration
|
| 5382069 |
large milkweed bug |
Oncopeltus fasciatus |
Adult with normal coloration
|
| 5382068 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Fallen leaves cut by fox squirrels (Sciuris niger) after they have decapped galls of the hackberry nipplegall maker and eaten the mature nymphs.
|
| 5382066 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Psyllid galls that have been decapped by fox squirrels (Sciuris niger), that eat the mature nymphs in late summer. After feeding, the leaves are cut and drop to the ground.
|
| 5382041 |
pinyon needle scale |
Matsucoccus acalyptus |
Young scales settled between needles. Photograph taken July 13, 2008 from scales infesting pinyon.
|
| 5382038 |
pinyon needle scale |
Matsucoccus acalyptus |
Pinyon showing crown thinning and grayish coloration of chronic infestation with pinyon needle scale.
|
| 5382039 |
pinyon needle scale |
Matsucoccus acalyptus |
Pinyon showing crown thinning and grayish coloration of chronic infestation with pinyon needle scale.
|
| 5382040 |
pinyon needle scale |
Matsucoccus acalyptus |
Pinyon showing crown thinning and grayish coloration of chronic infestation with pinyon needle scale.
|
| 5382030 |
leafhopper |
Paraphlepus strobi |
Unusual purple spotting produced by reaction to feeding by Paraphlepus (= Eutettix) strobi on lambsquarters
|
| 5305004 |
honeylocust leafhopper |
Macropsis fumipennis |
accompanied by plant bug (Plagiognathus |
| 5364094 |
green stink bug |
Acrosternum hilare |
An adult green stink bug on a leaf. |
| 5369848 |
cochineal insect |
Dactylopius coccus |
Cages containing egg-laden cochineal scales used to infest nopal ccactus pads for production of cochinilla, San Bartolo Coyotepec, Oaxaca, Mexico |
| 5369847 |
cochineal insect |
Dactylopius coccus |
A shadehouse facility where cochineal scales are cultured on nopal cactus pads placed in sand filled boxes, San Bartolo Coyotepec, Oaxaca, Mexico |
| 5369846 |
cochineal insect |
Dactylopius coccus |
Mature scales ready for harvest in production of cochinilla (cochineal). San Bartolo Coyotepec, Oaxaca, Mexico |
| 5369845 |
cochineal insect |
Dactylopius coccus |
A museum and processing facility (Tlapanochestli) for the development and use of cochinilla (cochineal). The facility is located in the twon of San Bartolo Coyotepec, Oaxaca, Mexico |
| 5369842 |
cochineal insect |
Dactylopius coccus |
A small cultivated patch of napl cactus used for production of cochinilla (cochineal) in the town of San Bartolo Coyotepec, Oaxaca, Mexico |
| 5369841 |
cochineal insect |
Dactylopius coccus |
A small cultivated patch of napl cactus used for production of cochinilla (cochineal) in the town of San Bartolo Coyotepec, Oaxaca, Mexico |
| 5369813 |
aphid |
Acyrthosiphon lactucae |
Colony destroyed by syrphid larva |
| 5369812 |
aphid |
Acyrthosiphon lactucae |
Heavy infestation of mixed stages on flower stalk |
| 5369811 |
aphid |
Acyrthosiphon lactucae |
heavy infestation of mixed stages on flower stalk |
| 5369807 |
lupine aphid |
Macrosiphum albifrons |
Mixed apterous forms |
| 5369806 |
lupine aphid |
Macrosiphum albifrons |
|
| 5369800 |
hawthorn mealybug |
Phenacoccus dearnessi |
overwintered nymphs tucked into cracks of the trunk |
| 5369782 |
Coreid bug |
Chariesterus antennator |
Adult |
| 5369780 |
lupine bug |
Megalotomus quinquespinosus |
Adult and late instar nymph |
| 5369779 |
lupine bug |
Megalotomus quinquespinosus |
Adult |
| 5369771 |
stink bug |
Chlorochroa faceta |
Adult |
| 5369773 |
plant bug |
Coquillettia insignis |
Adult |
| 5369740 |
twospotted spider mite |
Tetranychus urticae |
Stippling injuries to leaves |
| 5369938 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs, adults, and cast skins |
| 5369904 |
honeysuckle aphid |
Hyadaphis tataricae |
Witches’ broom in spring from previous season injury |
| 5369778 |
small milkweed bug |
Lygaeus kalmii |
Adult |
| 5369777 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Cast skins following emergence of adults from galls in September |
| 5369776 |
black grass bug |
Irbisia spp. |
Adult |
| 5369775 |
black grass bug |
Labops hesperius |
Adult |
| 5369774 |
black grass bug |
Labops hesperius |
Adult |
| 5369772 |
conchuela |
Chlorochroa ligata |
Adult, red phase |
| 5369766 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Cast skins following emergence of adults from galls in September |
| 5369741 |
harlequin bug |
Murgantia histrionica |
Adult |
| 5369739 |
twospotted spider mite |
Tetranychus urticae |
Stippling injuries to leaves |
| 5369738 |
twospotted spider mite |
Tetranychus urticae |
Stippling injuries to leaves |
| 5364242 |
spined soldier bug |
Podisus maculiventris |
A predatory stink bug (Podisus sp.) feeding on a fall armyworm (Spodoptera frugiperda) that it has captured. |
| 5364184 |
damsel bugs |
Nabis spp. |
An adult damsel bug (Nabis sp.), a predator of other insect species. |
| 5364175 |
greenbug |
Schizaphis graminum |
Infestation of greenbugs (Schizaphis graminum) on sorghum. |
| 5364169 |
aphids, leafhoppers, planthoppers, scale insects and allies |
|
Close-up view of a suction trap used for sampling airborne insects (such as aphids) in agricultural fields. |
| 5364168 |
aphids, leafhoppers, planthoppers, scale insects and allies |
|
A suction trap used for sampling airborne insects (such as aphids) in agricultural fields. |
| 5364097 |
bird cherry-oat aphid |
Rhopalosiphum padi |
Bird cherry-oat aphids (Rhopalosiphum padi), a pest of bird cherries and several grains. |
| 5364096 |
bird cherry-oat aphid |
Rhopalosiphum padi |
Bird cherry-oat aphids (Rhopalosiphum padi), a pest of bird cherries and several grains. |
| 5364095 |
pea aphid |
Acyrthosiphon pisum |
Pea aphids (Acyrthosiphum pisum) on an alfalfa leaf. |
| 5364092 |
plant bug |
Lygus spp. |
Adult lygus plant bug (Lygus sp.) feeding on a leaf. |
| 5364091 |
plant bug |
Melanotrichus coagulatus |
The mirid plant bug, Melanotrichus coagulatus, a pest of quinoa. |
| 5359821 |
aphids, leafhoppers, planthoppers, scale insects and allies |
|
An insect trap in the field (Yuma - IRF). |
| 5364241 |
twospotted stink bug |
Perillus bioculatus |
Mating pair of twospotted stink bugs (Perillus bioculatus), showing dimorphism. |
| 5364138 |
green peach aphid |
Myzus persicae |
Adult green peach aphid (Myzus persicae) with deformed wings. |
| 5364127 |
harlequin bug |
Murgantia histrionica |
Nymphs of the harlequin bug (Murgantia histrionica), and their associated damage. |
| 5364126 |
harlequin bug |
Murgantia histrionica |
Adult harlequin bug (Murgantia histrionica). |
| 5364125 |
pale legume bug |
Lygus elisus |
Adult of the pale legume bug (Lygus elisus), a pest of many species, primarily of plants in the cabbage family. |
| 5364124 |
squash bug |
Anasa tristis |
Squash bug (Anasa tristis) nymphs on a pumpkin vine and fruit. |
| 5364123 |
squash bug |
Anasa tristis |
Squash bug (Anasa tristis) nymph. |
| 5364122 |
squash bug |
Anasa tristis |
Mating pair of squash bugs (Anasa tristis). |
| 5364093 |
seed bugs |
Nysius spp. |
False chinch bugs (Nysius sp.) covering canola seed pods. |
| 5367183 |
aphids |
|
Aphid nymphs and one alate adult on the underside of a leaf. |
| 5364243 |
damsel bugs |
Nabis spp. |
Adult damsel bug (Nabis sp.), a predator of other insect species, on a potato leaf. |
| 5364140 |
potato aphid |
Macrosiphum euphorbiae |
Adult potato aphid (Macrosiphum euphorbiae) with young nymphs, in the act of giving birth to another nymph. |
| 5364139 |
potato aphid |
Macrosiphum euphorbiae |
Nymph of the potato aphid (Macrosiphum euphorbiae), with wing pads. |
| 5364137 |
potato/tomato psyllid |
Paratrioza cockerelli |
Teneral adult potato psyllid (Bactericera cockerelli). |
| 5364136 |
potato/tomato psyllid |
Paratrioza cockerelli |
Aerial tubers on a potato plant, the result of damage by the potato psyllid (Bactericera cockerelli). |
| 5364135 |
potato/tomato psyllid |
Paratrioza cockerelli |
Eggs of the potato psyllid (Bactericera cockerelli) on the edge of a leaf. |
| 5364134 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymph and teneral adult potato psyllid (Bactericera cockerelli). |
| 5364133 |
potato/tomato psyllid |
Paratrioza cockerelli |
Adult potato psyllid (Bactericera cockerelli). |
| 5364180 |
corn leaf aphid |
Rhopalosiphum maidis |
Close-up view of the corn leaf aphid (Rhopalospiphum maidis). |
| 5364098 |
aphids |
|
Large colony of aphids on a corn plant. |
| 5361249 |
spider mites |
|
Spider mite damage to a corn field -- plants in a treated (controlled) field on the left, damaged field on the right. |
| 5361242 |
twospotted spider mite |
Tetranychus urticae |
Close-up view of two-spotted spider mites (Tetranychus urticae) on corn. |
| 5362713 |
spider mites |
|
Severe damage to field corn plants due to an infestation of spider mites. |
| 5362712 |
spider mites |
|
Severe damage to corn plants due to an infestation of spider mites. |
| 5364195 |
Russian wheat aphid |
Diuraphis noxia |
Collection of four images of lady beetle species, potential predators of the Russian wheat aphid (Diuraphis noxia). |
| 5364194 |
Russian wheat aphid |
Diuraphis noxia |
Collection of four images illustrating parasites of the Russian wheat aphid (Diuraphis noxia). |
| 5364185 |
Russian wheat aphid |
Diuraphis noxia |
Erinnyia fungus on the Russian wheat aphid, Diuraphis noxia. |
| 5364174 |
western wheat aphid |
Diuraphis tritici |
Western wheat aphid (Diuraphis tritici). |
| 5364172 |
Russian wheat aphid |
Diuraphis noxia |
Wheat plants damaged by the Russian wheat aphid (Diuraphis noxia). |
| 5364171 |
Russian wheat aphid |
Diuraphis noxia |
Damage to seedheads of wheat caused by the Russian wheat aphid (Diuraphis noxia) - awns are trapped in the seedheads on damaged plants. |
| 5364170 |
Russian wheat aphid |
Diuraphis noxia |
Damage to seedheads of wheat caused by the Russian wheat aphid (Diuraphis noxia). |
| 5364103 |
Russian wheat aphid |
Diuraphis noxia |
Colony of Russian wheat aphids (Diuraphis noxia) in a wheat leaf. |
| 5364099 |
greenbug |
Schizaphis graminum |
Close-up view of a greenbug (Schizaphis graminum) on a blade of wheat. |
| 5359224 |
potato leafhopper |
Empoasca fabae |
Potato leafhopper (Empoasca fabae) on a dry bean leaf. |
| 5357198 |
Russian wheat aphid |
Diuraphis noxia |
Damage from Russian wheat aphid (Diuraphis noxia) on susceptible barley plants. |
| 5357197 |
Russian wheat aphid |
Diuraphis noxia |
Slight damage from Russian wheat aphid (Diuraphis noxia) on barley plants resistant to the aphid. |
| 5360617 |
plant bug |
Lygus spp. |
Damage to bean pods and seeds caused by the Lygus bug Lygus spp. in the field. |
| 5360618 |
plant bug |
Lygus spp. |
Damage to bean pods and seeds caused by the Lygus bug Lygus spp. in the field. |
| 5360616 |
plant bug |
Lygus spp. |
Damage to bean pods and seeds caused by the Lygus bug Lygus spp. in the field. |
| 5360614 |
plant bug |
Lygus spp. |
Damage to bean pods caused by the Lygus bug Lygus spp. in the field. |
| 5360615 |
plant bug |
Lygus spp. |
Damage to bean pods caused by the Lygus bug Lygus spp. in the field. |
| 5364350 |
spider mites |
|
Underside of a bean leaf, showing spider mites and the damage they have caused. |
| 5364351 |
spider mites |
|
Underside of a bean leaf, showing spider mites and the damage they have caused. |
| 5364349 |
spider mites |
|
Underside of a bean leaf, showing spider mites and the damage they have caused. |
| 5360405 |
whiteflies |
|
Whiteflies, the vectors of Bean Golden Mosaic Virus (BGMV), on a bean leaflet. |
| 5360404 |
aphids |
|
Winged aphids, the vectors of Bean Common Mosaic Virus (BCMV), on a bean leaflet. |
| 5360406 |
leafhoppers |
|
A leafhopper on a drybean leaflet in the field. |
| 5364010 |
aphids, leafhoppers, planthoppers, scale insects and allies |
|
Winged aphids on the leaf of a common bean plant. |
| 1481029 |
Russian wheat aphid |
Diuraphis noxia |
imported pest of small grains |
| 1481032 |
Russian wheat aphid |
Diuraphis noxia |
imported pest of small grains |
| 1481077 |
whitefly |
Aleuroglandulus malangae |
|
| 1481052 |
whitefly |
Aleuroglandulus malangae |
|
| 1481039 |
grass aphid |
Diuraphis nodulus |
|
| 1481036 |
grass aphid |
Diuraphis nodulus |
feeds on noncultivated grasses in Colorado |
| 1481059 |
leafhopper |
Agrosoma placetis |
On chile in Costa Rica |
| 1481076 |
southern green stink bug |
Nezara viridula |
on soybean in Honduras |
| 1481135 |
black stink bug |
Proxys punctulatus |
on soybean in Honduras |
| 1481058 |
stink bug |
Oebalus spp. |
on rice in Honduras |
| 1481085 |
whiteflies |
|
On citrus in Honduras |
| 1481056 |
leaf-footed bug |
|
on sorghum in Honduras |
| 1481035 |
grass aphid |
Diuraphis frequens |
Adult aptera; native aphid on noncultivated grasses |
| 1481038 |
Russian wheat aphid |
Diuraphis noxia |
alate adult |
| 1481040 |
Russian wheat aphid |
Diuraphis noxia |
alatoid nymph; imported pest of small grains |
| 1481030 |
Russian wheat aphid |
Diuraphis noxia |
stunted, rolled and discolored tillers |
| 1481146 |
black grass bug |
Irbisia spp. |
on grasses in Colorado |
| 1481008 |
Say stink bug |
Chlorochroa sayi |
sporadic pest of small grains |
| 1481051 |
greenbug |
Schizaphis graminum |
on field corn |
| 1481157 |
twospotted spider mite |
Tetranychus urticae |
|
| 1481145 |
black grass bug |
Labops spp. |
on grasses in Colorado |
| 1481037 |
grass aphid |
Diuraphis frequens |
Adult alate; native aphid on noncultivated grasses |
| 5305043 |
jumping bristletail |
|
Found in home in San Francisco, California |
| 5305044 |
jumping bristletail |
|
Found in home in San Francisco, California |
| 5305014 |
predatory stink bug |
Podisus placidus |
|
| 5305017 |
squash bug |
Anasa tristis |
Adult with recently laid egg mass |
| 5304100 |
pale legume bug |
Lygus elisus |
|
| 5305001 |
pale legume bug |
Lygus elisus |
|
| 5305002 |
pale legume bug |
Lygus elisus |
|
| 5305013 |
predatory stink bug |
Podisus placidus |
Mating pair. Female is feeding on larva of cottonwood leaf beetle |
| 5211027 |
plant bug |
Melanotrichus coagulatus |
Minor flecking wounds on onion are produced by feeding |
| 5304082 |
plant bug |
Plagiognathus spp. |
Species primarily associated with flowers of honeylocust |
| 5304093 |
plant bug |
Plagiognathus spp. |
Species primarily associated with flowers of honeylocust |
| 5303057 |
squash bug |
Anasa tristis |
Mixed population of early-mid instar nymphs |
| 5303058 |
squash bug |
Anasa tristis |
Mixed life stages |
| 5303059 |
squash bug |
Anasa tristis |
Wilting associated with squash bug infestation |
| 5303060 |
squash bug |
Anasa tristis |
Wilting associated with squash bug infestation. |
| 5304020 |
squash bug |
Anasa tristis |
Late season mass of squash bugs on pumpkin fruit |
| 5304022 |
squash bug |
Anasa tristis |
Late season mass of squash bugs on pumpkin fruit |
| 5304023 |
squash bug |
Anasa tristis |
Side view of feeding adult |
| 5304024 |
squash bug |
Anasa tristis |
Front view of feeding nymphs |
| 5303021 |
European elm scale |
Gossyparia spuria |
Mature adult females packed into bark cracks |
| 5304002 |
European elm scale |
Gossyparia spuria |
Sooty mold characteristic of chronic infestation by European elm scale in sites with little rainfall. |
| 5304003 |
European elm scale |
Gossyparia spuria |
Sooty mold characteristic of chronic infestation by European elm scale in sites with little rainfall. |
| 5304006 |
aphid |
Tetraneura spp. |
|
| 5304007 |
aphid |
Tetraneura spp. |
|
| 5304008 |
aphid |
Tetraneura spp. |
|
| 5304017 |
waterlily aphid |
Rhopalosiphum nymphaeae |
Close-up of colony |
| 5304018 |
waterlily aphid |
Rhopalosiphum nymphaeae |
Multiple colonies on cattail leaves in water garden |
| 5303055 |
squash bug |
Anasa tristis |
Mixed population of late instar nymphs |
| 5303056 |
squash bug |
Anasa tristis |
Mixed population of late instar nymphs with adult on top |
| 5302099 |
leafhopper |
Cuerna septentrionalis |
Adults massed on host plant |
| 5303001 |
blue stink bug |
Zicrona caeruleus |
A predator of beetles |
| 5303002 |
blue stink bug |
Zicrona caeruleus |
A predator of beetles |
| 5303080 |
pear psylla |
Cacopsylla pyricola |
Local lesions on leaves produced by psyllid feeding |
| 5302097 |
leafhopper |
Cuerna septentrionalis |
Adults massed on yucca stem |
| 5302074 |
leaf-footed bug |
Narnia snowi |
Late stage nymph |
| 5302077 |
leafhopper |
Cuerna septentrionalis |
Adults massed on host plant |
| 5302088 |
leafhopper |
Cuerna septentrionalis |
Adults massed on host plant |
| 1475041 |
grape mealybug |
Pseudococcus maritimus |
Close-up of adult with eggs. This was associated with a very heavy infestation of a street tree. |
| 1490008 |
false chinch bug |
Nysius raphanus |
Adults massed on maturing flixweed in late spring |
| 5083075 |
aphid |
Acyrthosiphon lactucae |
late instar apterae |
| 1490009 |
false chinch bug |
Nysius raphanus |
Adults massed on radish seed pod |
| 1325085 |
oystershell scale |
Lepidosaphes ulmi |
recently settled crawlers |
| 1325089 |
oystershell scale |
Lepidosaphes ulmi |
recently settled crawlers |
| 1476040 |
elm cockscombgall aphid |
Colopha ulmicola |
Characteristic leaf galls |
| 5209062 |
woolly apple aphid |
Eriosoma lanigerum |
Leaf curling injury on a hybrid elm |
| 5209063 |
woolly apple aphid |
Eriosoma lanigerum |
Late spring colony in leaf curl |
| 5210014 |
poplar vagabond aphid |
Mordvilkoja vagabunda |
Dried 'pseudo-gall' produced in twigs of host plant. |
| 5209073 |
currant aphid |
Cryptomyzus ribis |
Typical leafcurling produced on 'Red Lake' currant |
| 5209083 |
red shouldered stink bug |
Thyanta custator |
Adult showing 'red shoulder' characteristic |
| 5209084 |
red shouldered stink bug |
Thyanta custator |
Adult showing not showing 'red shoulder' characteristic |
| 5209085 |
twospotted stink bug |
Perillus bioculatus |
|
| 5209098 |
rough stink bug |
Brochymena sulcata |
|
| 5209061 |
boxelder psyllid |
Cacopsylla negundinis |
|
| 5210048 |
rough stink bug |
Brochymena sulcata |
|
| 5209055 |
cactus dodger |
Cacama valvata |
Adult male singing. |
| 5209056 |
cactus dodger |
Cacama valvata |
Adult male singing. |
| 5188072 |
western conifer-seed bug |
Leptoglossus occidentalis |
Overwintered adult. Photograph taken April 21, 2007. Larimer County, Colorado |
| 5188052 |
small milkweed bug |
Lygaeus kalmii |
Adult, mating pair |
| 5188002 |
oystershell scale |
Lepidosaphes ulmi |
Heavy infestation |
| 5187096 |
willow scale |
Diaspidiotus gigas |
Overwintered Instar II nymph |
| 5187097 |
willow scale |
Diaspidiotus gigas |
Overwintered Instar II nymph |
| 5187098 |
willow scale |
Diaspidiotus gigas |
Heavy infestation on bark of aspen |
| 5187099 |
willow scale |
Diaspidiotus gigas |
Infestation on aspen and bubbling symptom on bark |
| 5187100 |
willow scale |
Diaspidiotus gigas |
Bubbling symptom on bark |
| 5188006 |
squash bug |
Anasa tristis |
Mating pair |
| 5188007 |
squash bug |
Anasa tristis |
Eggs |
| 5188008 |
squash bug |
Anasa tristis |
Late season mass on squash |
| 5188009 |
squash bug |
Anasa tristis |
|
| 1491049 |
marine water strider |
Halobates spp. |
On beach |
| 1475076 |
pear psylla |
Cacopsylla pyricola |
larva covered with honeydew |
| 1475077 |
Sumac Psyllid |
Calophya triozomima |
overwintering nymphs on twig |
| 1475016 |
waterlily aphid |
Rhopalosiphum nymphaeae |
small colony on water lily |
| 1475018 |
Sumac Psyllid |
Calophya triozomima |
summer form |
| 1475019 |
Sumac Psyllid |
Calophya triozomima |
adult recently emerged from overwintered nymphal stage |
| 1475020 |
Sumac Psyllid |
Calophya triozomima |
Adults recently emerged from overwintered nymphal stage. |
| 1475017 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
adult recently emerged from gall and adjacent to nymphal skins |
| 5083002 |
grape phylloxera |
Daktulosphaira vitifoliae |
old galls in grape leaves. Photo taken October 11, 2006 along Erie Canal, New York |
| 5083063 |
waterlily aphid |
Rhopalosiphum nymphaeae |
colony on pond-lily pad |
| 5083071 |
waterlily aphid |
Rhopalosiphum nymphaeae |
colony on pond-lily pad. Most of those in the foreground are mummies, parasitized by an Aphidius sp. braconid wasp |
| 5083041 |
woolly apple aphid |
Eriosoma lanigerum |
colony on crabapple twig |
| 5083052 |
woolly apple aphid |
Eriosoma lanigerum |
colony on crabapple sucker. |
| 5083042 |
lace bugs |
Teleonemia spp. |
and stippling injury on upper leaf surface. Photo taken September 4, 2006 |
| 5083073 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
twig curling produced by infestation of leafcurl ash aphid |
| 5083074 |
leafcurl ash aphid |
Meliarhizophagus fraxinifolii |
Clumped leaves at terminals produced by earlier aphid injury are visible during leaf drop in fall. |
| 5084027 |
little black and green willow aphid |
Chaitophorus viminalis |
|
| 5084038 |
reddish brown poplar aphid |
Pterocomma populifoliae |
small colony on poplar twig |
| 5084049 |
reddish brown poplar aphid |
Pterocomma populifoliae |
mother giving birth |
| 5084050 |
hackberry blistergall psyllid |
Pachypsylla celtidisvesiculum |
near developing galls of hackberry nipple maker psyllid |
| 5083044 |
toad bug |
Gelastocoris oculatus |
Photo taken along a stream on July 12, 2006 |
| 5083045 |
toad bug |
Gelastocoris oculatus |
Photo taken along stream on July 12, 2006 |
| 5083076 |
aphid |
Acyrthosiphon lactucae |
late instar alatae |
| 5083077 |
aphid |
Acyrthosiphon lactucae |
aphid killed by infection with Beauveria bassiana |
| 5083029 |
potato aphid |
Macrosiphum euphorbiae |
Colony of mixed morphs present on lettuce buds during early fall. |
| 5083030 |
potato aphid |
Macrosiphum euphorbiae |
colony of mixed morphs present on lettuce buds during early fall |
| 5082075 |
rose aphid |
Macrosiphum rosae |
spring colony on rose bud |
| 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 |
| 5083031 |
plant bug |
Polymerus rubroornatus |
|
| 5083024 |
plant bug |
Lopidea robiniae |
|
| 5083025 |
western tarnished plant bug |
Lygus hesperus |
|
| 5083026 |
western tarnished plant bug |
Lygus hesperus |
|
| 5083027 |
plant bug |
Plagiognathus rubida |
|
| 5083028 |
plant bug |
Polymerus rubroornatus |
|
| 5082086 |
powdery juniper aphid |
Cinara pulverulens |
colony on juniper twig |
| 5083008 |
cowpea aphid |
Aphis craccivora |
colony on alfalfa stem |
| 5024064 |
western conifer-seed bug |
Leptoglossus occidentalis |
|
| 5024065 |
western conifer-seed bug |
Leptoglossus occidentalis |
|
| 5024020 |
willow scale |
Diaspidiotus gigas |
mixed life stages on aspen branch |
| 5024021 |
willow scale |
Diaspidiotus gigas |
mixed life stages on aspen branch |
| 5024019 |
willow scale |
Diaspidiotus gigas |
mixed life stages on aspen branch |
| 5024066 |
leaf-footed bug |
Narnia snowi |
|
| 5024067 |
leaf-footed bug |
Narnia snowi |
|
| 5024068 |
leaf-footed bug |
Narnia snowi |
|
| 5024069 |
western leaf-footed bug |
Leptoglossus clypealis |
|
| 5024070 |
western leaf-footed bug |
Leptoglossus clypealis |
|
| 5024071 |
western leaf-footed bug |
Leptoglossus clypealis |
|
| 5024078 |
cochineal scale |
Dactylopius confusus |
individual scales on cactus pad |
| 5024079 |
cochineal scale |
Dactylopius confusus |
|
| 5024080 |
cochineal scale |
Dactylopius confusus |
Crushed scale exposing blood (carmine). |
| 5024081 |
cochineal scale |
Dactylopius confusus |
Scale exposed from waxy covering |
| 5024057 |
jumping bristletail |
|
On lichen covered rocks. May 30, 2006 |
| 5024058 |
jumping bristletail |
|
On lichen covered rocks. May 30, 2006 |
| 5024060 |
squash bug |
Anasa tristis |
|
| 5024062 |
squash bug |
Anasa tristis |
|
| 5024022 |
pine needle scale |
Chionaspis pinifoliae |
heavy infestation |
| 5024023 |
pine needle scale |
Chionaspis pinifoliae |
heavy infestation |
| 2200056 |
pea aphid |
Acyrthosiphon pisum |
Large colony with mixed stages of apterous aphids |
| 2200058 |
lettuce aphid |
Nasonovia ribisnigri |
Small colony with mixed stages. |
| 2200059 |
lettuce aphid |
Nasonovia ribisnigri |
Small colony with mixed stages. |
| 2200054 |
pea aphid |
Acyrthosiphon pisum |
Small colony with adult in center and mixed immature stages of apterous aphids |
| 2200062 |
pea aphid |
Acyrthosiphon pisum |
Small colony with mixed stages. Syrphid fly larvae also present (Family Syrphidae) |
| 2200084 |
lettuce aphid |
Nasonovia ribisnigri |
Apterous female |
| 2200063 |
juniper spittlebug |
Clastoptera juniperina |
Nymph in spittle mass |
| 2200064 |
juniper spittlebug |
Clastoptera juniperina |
Nymph exposed from spittle mass |
| 2200068 |
Sumac Psyllid |
Calophya triozomima |
Early spring adults on new growth. May 7, 2006 |
| 2200060 |
columbine Aphid |
Nasonovia aquilegiae |
Colony of mixed stages at base of flower. |
| 2200061 |
|
Aphis helianthi |
Colony on yucca stem with attending Crematogaster sp. ants; May 31, 2006 |
| 2200069 |
honeylocust leafhopper |
Macropsis fumipennis |
Adult on honeylocust twig. May 27, 2006 |
| 2200055 |
aphid |
Acyrthosiphon lactucae |
The red lettuce aphid (apterous red aphid) and Acyrthosiphon lactucae (larger green aphid) are the two most common species associated with leaf lettuce in eastern Colorado |
| 2200051 |
green peach aphid |
Myzus persicae |
Mixed stages of apterous aphids. |
| 2200053 |
green peach aphid |
Myzus persicae |
Mixed stages including winged and wingless adults |
| 2200050 |
black cherry aphid |
Myzus cerasi |
Small colony of mixed stages of apterous aphids |
| 2200052 |
black cherry aphid |
Myzus cerasi |
Large colony of mixed stages with aphid mummy in top of picture |
| 1455116 |
willow carrot aphid |
Cavariella aegopodii |
Typical leaf curling damage |
| 1455200 |
Virginiacreeper leafhopper |
Erythroneura ziczac |
Severe leaf injury symptoms. Green areas are where eggs were laid and are largely avoided by nymphal feeding. |
| 1455194 |
grape mealybug |
Pseudococcus maritimus |
|
| 1455117 |
leafcurl plum aphid |
Brachycaudus helichrysi |
Severe leaf curling |
| 1455112 |
harlequin bug |
Murgantia histrionica |
|
| 1455039 |
leafhopper |
Paraphlepus strobi |
|
| 1455037 |
leafhopper |
Paraphlepus strobi |
|
| 1246056 |
garden fleahopper |
Halticus bractatus |
Characteristic leaf injury |
| 1246051 |
garden fleahopper |
Halticus bractatus |
Characteristic leaf injury |
| 1246052 |
garden fleahopper |
Halticus bractatus |
Characteristic leaf injury |
| 1246059 |
tarnished plant bug |
Lygus lineolaris |
On Daisy |
| 1246036 |
bigeyed bugs |
Geocoris spp. |
|
| 1246040 |
cochineal scale |
Dactylopius confusus |
Colony on cactus pad |
| 1246019 |
opuntia bug |
Chelinidea vittiger |
|
| 1246009 |
sugar beet root aphid |
Pemphigus populivenae |
Colony on roost of quinoa |
| 1246011 |
fourlined plant bug |
Poecilocapsus lineatus |
Old feeding injuries |
| 1246014 |
mulberry whitefly |
Tetraleurodes mori |
Nymphs and adult |
| 1246015 |
mulberry whitefly |
Tetraleurodes mori |
|
| 1243122 |
potato/tomato psyllid |
Paratrioza cockerelli |
Hosts: Potato, tomato |
| 1243127 |
potato/tomato psyllid |
Paratrioza cockerelli |
All stages on tomato leaf |
| 1243129 |
potato/tomato psyllid |
Paratrioza cockerelli |
Nymphs and teneral adult |
| 1243101 |
aster leafhopper |
Macrosteles quadrilineatus |
|
| 1243029 |
greenhouse whitefly |
Trialeurodes vaporariorum |
Adults and nymphs |
| 1326200 |
hawthorn mealybug |
Phenacoccus dearnessi |
Crawlers emerging from adult on Hawthorn. |
| 1326234 |
giant willow aphid |
Tuberolachnus salignus |
Colony on Willow stem. |
| 1326182 |
goldenrain-tree bug |
Jadera haematoloma |
Seeds of Goldenrain tree. |
| 1326193 |
hawthorn mealybug |
Phenacoccus dearnessi |
Adults and crawlers on Hawthorn. |
| 1326194 |
hawthorn mealybug |
Phenacoccus dearnessi |
Adults and crawlers on Hawthorn. |
| 1326195 |
hawthorn mealybug |
Phenacoccus dearnessi |
Adults and crawlers on Hawthorn. |
| 1326197 |
hawthorn mealybug |
Phenacoccus dearnessi |
Nymph on Hawthorn leaf. |
| 1326198 |
hawthorn mealybug |
Phenacoccus dearnessi |
Nymphs massed on Hawthorn leaf. |
| 1326199 |
hawthorn mealybug |
Phenacoccus dearnessi |
Overwintering nymphs on Hawthorn trunk. |
| 1326226 |
cabbage aphid |
Brevicoryne brassicae |
Colony on Brassica spp. |
| 1326166 |
black cherry aphid |
Myzus cerasi |
Colony of mixed life stages on sour cherry. |
| 1326185 |
damsel bugs |
Nabis spp. |
First instar nymph. Generalist predator of insects. |
| 1326215 |
false chinch bug |
Nysius raphanus |
Adults with pupae of Tachnid parasitoid, Phasia occidentis. Generalist herbivore of herbaseous broadleaf plants. |
| 1326235 |
honeysuckle aphid |
Hyadaphis tataricae |
Colony on Honeysuckle. |
| 1326236 |
honeysuckle aphid |
Hyadaphis tataricae |
Witches' broom symptom from infestation. Honeysuckle. |
| 1326237 |
honeysuckle aphid |
Hyadaphis tataricae |
Witches' broom symptom from infestation. Honeysuckle. |
| 1326238 |
honeysuckle aphid |
Hyadaphis tataricae |
Typical leaffolding symptom. Honeysuckle. |
| 1326221 |
elm leaf aphid |
Tinocallis ulmifolii |
Winged and wingless adults. American Elm. |
| 1326144 |
pinyon needle scale |
Matsucoccus acalyptus |
Old scale exuviae on older needles on Pinyon. |
| 1326145 |
pinyon needle scale |
Matsucoccus acalyptus |
"Bean stage" exuviae on needles of Pinyon. |
| 1326146 |
black pineleaf scale |
Dynaspidiotus californica |
Scales on Blue Spruce needles. |
| 1326148 |
common falsepit scale |
Lecanodiaspis prosopidis |
Mature scales on green ash branch. |
| 1326222 |
pea aphid |
Acyrthosiphon pisum |
Colony. Sweet Pea. |
| 1326223 |
pea aphid |
Acyrthosiphon pisum |
Colony on Sweet pea. |
| 1326224 |
mealy plum aphid |
Hyalopterus pruni |
Colony. |
| 1326225 |
mealy plum aphid |
Hyalopterus pruni |
Colony. |
| 1326227 |
cabbage aphid |
Brevicoryne brassicae |
Colonies on Brussel Sprouts. |
| 1326229 |
green peach aphid |
Myzus persicae |
Colony with winged form. Generalists on vegetable crops. |
| 1326230 |
green peach aphid |
Myzus persicae |
Winged and wingless form. Generalists on vegetable crops. |
| 1326228 |
cabbage aphid |
Brevicoryne brassicae |
Colony on Canola Seed pod. |
| 1326233 |
green peach aphid |
Myzus persicae |
Winged and wingless form "mummies" attacked by parasitoid. |
| 1326213 |
rosy apple aphid |
Dysaphis plantaginea |
Colony on Apple. |
| 1326214 |
apple aphid |
Aphis pomi |
Colony found on Apple and crabapple. |
| 1325057 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
Large swellings produced by nipplegall maker. Smaller swellings by hackberry blistergall psyllid |
| 1325081 |
oystershell scale |
Lepidosaphes ulmi |
Crawlers present after egg hatch |
| 1326117 |
European elm scale |
Eriococcus spuria |
Male cocoons |
| 1326118 |
European elm scale |
Eriococcus spuria |
Mature female and crawlers |
| 1326113 |
European elm scale |
Eriococcus spuria |
Overwintering forms on twigs |
| 1326064 |
brown soft scale |
Coccus hesperidum |
Various life stages and honeydew on Ficus |
| 1326065 |
brown soft scale |
Coccus hesperidum |
Various life stages and honeydew on Ficus |
| 1325093 |
oystershell scale |
Lepidosaphes ulmi |
of aspen |
| 1325094 |
fletcher scale |
Parthenolecanium fletcheri |
|
| 1325097 |
oystershell scale |
Lepidosaphes ulmi |
flipped to expose eggs |
| 1325098 |
fletcher scale |
Parthenolecanium fletcheri |
|
| 1325058 |
hackberry bud gall maker |
Pachypsylla celtidisgemma |
|
| 1325059 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
|
| 1325060 |
walking cicada |
Okanagana synodica |
|
| 1325063 |
honeylocust plant bug |
Diaphnocoris chlorionis |
|
| 1325067 |
currant aphid |
Cryptomyzus ribis |
|
| 1325071 |
currant aphid |
Cryptomyzus ribis |
|
| 1325053 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
|
| 1325054 |
hackberry bud gall maker |
Pachypsylla celtidisgemma |
|
| 1325055 |
honeylocust plant bug |
Diaphnocoris chlorionis |
|
| 1325056 |
rough stink bug |
Brochymena quadripustulata |
|
| 1325019 |
twospotted spider mite |
Tetranychus urticae |
|
| 1325020 |
twospotted spider mite |
Tetranychus urticae |
|
| 1325037 |
ash plant bug |
Tropidosteptes amoenus |
nymphs and injury |
| 1325038 |
ash plant bug |
Tropidosteptes amoenus |
|
| 1325039 |
ash plant bug |
Tropidosteptes amoenus |
|
| 1325041 |
hackberry blistergall psyllid |
Pachypsylla celtidisvesiculum |
|
| 1325042 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
nymph of hackberry blistergall psyllid (smaller) and hackberry nipplegall maker psyllid exposed from galls |
| 1325043 |
buffalo treehopper |
Stictocephala bisonia |
|
| 1325044 |
honeylocust plant bug |
Diaphnocoris chlorionis |
crown thinning produced by feeding injury |
| 1325045 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
|
| 1325046 |
hackberry nipplegall maker |
Pachypsylla celtidismamma |
|
| 1325047 |
buffalo treehopper |
Stictocephala bisonia |
oviposition scars |
| 1325048 |
honeylocust plant bug |
Diaphnocoris chlorionis |
|
| 1325049 |
hackberry blistergall psyllid |
Pachypsylla celtidisvesiculum |
|
| 1325050 |
hackberry blistergall psyllid |
Pachypsylla celtidisvesiculum |
with nymphal skins left after emergence from gall |
| 1325051 |
honeylocust leafhopper |
Macropsis fumipennis |
|
