Forest Pest Insects in North America: a Photographic Guide
Subject Name Scientific Name
pine false webworm Acantholyda erythrocephala
eastern spruce gall adelgid Adelges abietis
Cooley spruce gall adelgid Adelges cooleyi
balsam woolly adelgid Adelges piceae
hemlock woolly adelgid Adelges tsugae
bronze birch borer Agrilus anxius
hickory spiral borer Agrilus arcuatus torquatus
twolined chestnut borer Agrilus bilineatus
goldspotted oak borer Agrilus coxalis auroguttatus
emerald ash borer Agrilus planipennis
soapberry borer Agrilus prionurus
fall cankerworm Alsophila pometaria
orangestriped oakworm Anisota senatoria
pinkstriped oakworm Anisota virginiensis
Asian longhorned beetle Anoplophora glabripennis
pine spittlebug Aphrophora parallela
Saratoga spittlebug Aphrophora saratogensis
fruittree leafroller Archips argyrospila
oak leafroller Archips semiferana
arborvitae leafminer Argyresthia thuiella
coconut scale Aspidiotus destructor
Douglas-fir cone moth Barbara colfaxiana
oak skeletonizer Bucculatrix ainsliella
large aspen tortrix Choristoneura conflictana
spruce budworm Choristoneura fumiferana
sugar pine tortrix Choristoneura lambertiana
western spruce budworm moth Choristoneura occidentalis
jack pine budworm Choristoneura pinus pinus
flatheaded appletree borer Chrysobothris femorata
cottonwood leaf beetle Chrysomela scripta
Florida red scale Chrysomphalus aonidum
white pine aphid Cinara strobi
poplar tentmaker Clostera inclusa
larch casebearer Coleophora laricella
pecan cigar casebearer Coleophora laticornella
birch casebearer Coleophora serratella
lodgepole needleminer Coleotechnites milleri
pandora moth Coloradia pandora
white pine cone beetle Conophthorus coniperda
lodgepole cone beetle Conophthorus ponderosae
Douglas-fir needle midge Contarinia pseudotsugae
Columbian timber beetle Corthylus columbianus
oak lace bug Corythucha arcuata
sycamore lace bug Corythucha ciliata
pecan carpenterworm Cossula magnifica
beech scale Cryptococcus fagisuga
longleaf pine seedworm Cydia ingens
pine tussock moth Dasychira pinicola
walnut caterpillar Datana integerrima
western pine beetle Dendroctonus brevicomis
southern pine beetle Dendroctonus frontalis
Jeffery pine beetle Dendroctonus jeffreyi
mountain pine beetle Dendroctonus ponderosae
Douglas-fir beetle Dendroctonus pseudotsugae
spruce beetle Dendroctonus rufipennis
eastern larch beetle Dendroctonus simplex
black turpentine beetle Dendroctonus terebrans
Siberian moth Dendrolimus sibiricus
citrus whitefly Dialeurodes citri
walkingstick Diapheromera femorata
willow scale Diaspidiotus gigas
San Jose scale Diaspidiotus perniciosus
Zimmerman pine moth Dioryctria zimmermani
introduced pine sawfly Diprion similis
Asian chestnut gall wasp Dryocosmus kuriphilus
saddlebacked looper Ectropis crepuscularia
spruce aphid Elatobium abietinum
red oak borer Enaphalodes rufulus
elm spanworm Ennomos subsignaria
kermes scale Eriokermes gillettei
woolly elm aphid Eriosoma americanum
linden aphid Eucallipterus tiliae
tessellated scale Eucalymnatus tessellatus
eastern pine shoot borer Eucosma gloriola
lodgepole cone moth Eucosma rescissoriana
western pineshoot borer Eucosma sonomana
browntail moth Euproctis chrysorrhoea
birch leafminer Fenusa pusilla
elongate hemlock scale Fiorinia externa
European spruce sawfly Gilpinia hercyniae
slash pine flower thrips Gnophothrips fuscus
white oak borer Goes tigrinus
cottonwood twig borer Gypsonoma haimbachiana
saddled prominent Heterocampa guttivitta
mimosa webworm Homadaula anisocentra
palm leaf skeletonizer Homaledra sabalella
pales weevil Hylobius pales
pine root collar weevil Hylobius radicis
native elm bark beetle Hylurgopinus rufipes
fall webworm Hyphantria cunea
tuliptree aphid Illinoia liriodendri
small southern pine engraver Ips avulsus
sixspined ips Ips calligraphus
eastern fivespined ips Ips grandicollis
pine engraver Ips pini
European spruce bark beetle Ips typographus
banded hickory borer Knulliana cincta
eastern hemlock looper Lambdina fiscellaria fiscellaria
western hemlock looper Lambdina fiscellaria lugubrosa
oystershell scale Lepidosaphes ulmi
leaffooted pine seed bug Leptoglossus corculus
variable oakleaf caterpillar Lochmaeus manteo
gypsy moth Lymantria dispar
rosy gypsy moth Lymantria mathura
nun moth Lymantria monacha
periodical cicada Magicicada septendecim
eastern tent caterpillar Malacosoma americana
forest tent caterpillar Malacosoma disstria
Japanese pine bast scale Matsucoccus matsumurae
locust borer Megacyllene robiniae
greenstriped forest looper Melanolophia imitata
larger elm leaf beetle Monocesta coryli
Japanese pine sawyer Monochamus alternatus
whitespotted sawyer Monochamus scutellatus
black fir sawyer beetle Monochamus urussovii
whitefringed weevil Naupactus leucoloma
whitefringed beetle Naupactus minor
whitefringed beetle Naupactus peregrinus
whitefringed beetles Naupactus spp.
redheaded pine sawfly Neodiprion lecontei
Virginia pine sawfly Neodiprion pratti pratti
European pine sawfly Neodiprion sertifer
Swaine jack pine sawfly Neodiprion swainei
hemlock sawfly Neodiprion tsugae
pine butterfly Neophasia menapia
yellow poplar weevil Odontopus calceatus
spruce spider mite Oligonychus ununguis
bruce spanworm Operophtera bruceata
winter moth Operophtera brumata
mealybug Oracella acuta
whitemarked tussock moth Orgyia leucostigma
Douglas-fir tussock moth Orgyia pseudotsugata
strawberry root weevil Otiorhynchus ovatus
black vine weevil Otiorhynchus sulcatus
pitch-eating weevil Pachylobius picivorus
spring cankerworm Paleacrita vernata
balsam gall midge Paradiplosis tumifex
cottonwood clearwing borer Paranthrene dollii
red oak clearwing borer Paranthrene simulans
Norway maple aphid Periphyllus lyropictus
woolly beech aphid Phyllaphis fagi
May beetle Phyllophaga crenulata
May beetle Phyllophaga drakei
May beetle Phyllophaga forsteri
May beetle Phyllophaga implicita
scarab beetle Phyllophaga luctuosa
May beetle Phyllophaga prunina
scarab beetle Phyllophaga prununculina
May beetle Phyllophaga rugosa
May-June beetles Phyllophaga spp.
May beetle Phyllophaga tristis
yellowheaded spruce sawfly Pikonema alaskensis
pine leaf adelgid Pineus pinifoliae
pine bark adelgid Pineus strobi
eastern pine weevil Pissodes nemorensis
white pine weevil Pissodes strobi
walnut twig beetle Pityophthorus juglandis
imported willow leaf beetle Plagiodera versicolora
cottonwood borer Plectrodera scalator
pine webworm Pococera robustella
banded ash clearwing Podosesia aureocincta
Japanese beetle Popillia japonica
carpenterworm Prionoxystus robiniae
larch sawfly Pristiphora erichsonii
mountain-ash sawfly Pristiphora geniculata
poplar leafcurl midge Prodiplosis morrisi
ambermarked birch leafminer Profenusa thomsoni
camphor scale Pseudaonidia duplex
false oleander scale Pseudaulacaspis cockerelli
white peach scale Pseudaulacaspis pentagona
silver fir beetle Pseudohylesinus sericeus
spear-marked black moth Rheumaptera hastata
European pine shoot moth Rhyacionia buoliana
Nantucket pine tip moth Rhyacionia frustrana
southwestern pine tip moth Rhyacionia neomexicana
pitch pine tip moth Rhyacionia rigidana
palmetto weevil Rhynchophorus cruentatus
red palm weevil Rhynchophorus ferrugineus
persimmon borer Sannina uroceriformis
poplar borer Saperda calcarata
smaller European elm bark beetle Scolytus multistriatus
fir engraver Scolytus ventralis
redbanded thrips Selenothrips rubrocinctus
Sirex woodwasp Sirex noctilio
pear thrips Taeniothrips inconsequens
shieldbacked pine seed bug Tetyra bipunctata
introduced basswood thrips Thrips calcaratus
evergreen bagworm Thyridopteryx ephemeraeformis
larger pine shoot beetle Tomicus piniperda
tuliptree scale Toumeyella liriodendri
pine tortoise scale Toumeyella parvicornis
striped ambrosia beetle Trypodendron lineatum
thorn bug Umbonia crassicornis
elm leaf beetle Xanthogaleruca luteola
royal palm bug Xylastodoris luteolus
ambrosia beetle Xyleborus affinis
ambrosia beetle Xyleborus celsus
ambrosia beetle Xyleborus ferrugineus
redbay ambrosia beetle Xyleborus glabratus
ambrosia beetles Xyleborus spp.
ambrosia beetle Xyleborus xylographus
black twig borer Xylosandrus compactus
spruce bud moth Zeiraphera canadensis
pine needle sheathminer Zelleria haimbachi