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Bark beetles

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Defoliators

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Sap-Sucking Insects & Mites

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Wood Borers

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Cone & Seed Insects

Common & Latin Names

Online References

Insects and Diseases of Alaskan Forests
Forest & Grassland Health
Bark Beetles Defoliators Sap-Sucking Insects & Mites Wood Borers Cone & Seed Insects
Cedar Bark BeetlePhloeosinus cupressi
Eastern Larch BeetleDendroctonus simplex
Fir Root Bark BeetlePseudohylesinus tsugae
Four-Eyed Spruce Bark BeetlePolygraphus rufipennis
Northern Spruce EngraverIps perturbatus
Spruce BeetleDendroctonus rufipennis
Western Balsam Bark BeetleDryocoetes confusus
Willow Bark BeetleTrypophloeus striatulus
Alder Woolly SawflyEriocampa ovata
Aspen LeafminerPhyllocnistis populiella
Bedstraw HawkmothHyles gallii 
Birch LeafminersProfenusa thomsoni
Black-Headed BudwormAcleris gloverana
Cottonwood Leaf Beetle Chrysomela walshi
Greenstriped Forest LooperMelanolophia imitata
Hemlock SawflyNeodiprion tsugae
Larch SawflyPristiphora erichsonii
Large Aspen TortrixChoristoneura conflictana
Leaf RollersEpinotia solandriana
Mourning CloakNymphalis antiopa
Rusty Tussock MothOrgyia antigua
Saddleback LooperEctropis
crepuscularia
Spear-Marked Black MothRheumaptera hastata
Spotted Tussock MothLophocampa maculata
Spruce BudwormChoristoneura fumiferana
Striped Alder SawflyHemichroa crocea
Western Hemlock LooperLambdina fiscellaria lugubrosa
Willow Leafblotch MinerMicrurapteryx salicifoliella
Birch AphidEuceraphis betulae
Gall MitesEriophyes spp.
Giant Conifer AphidsCinara nigripes
Green Spruce AphidElatobium abietinum
Hardwood Gall InsectsRhabdophaga rosaria
Hemlock Woolly AdelgidAdelges tsugae
Small Spruce Bud ScalePhysokermes piceae
SpittlebugAphrophora sp.
Spruce Gall AphidsAdelges abietis
Spruce Spider MitesOligonychus ununguis
Bronze Birch BorerAgrilus anxius
Clearwing Birch BorerSynanthedon culiciformis
Flatheaded (Metallic) Wood BorersColeoptera: Buprestidae
Flatheaded Fir BorerPhaenops drummondi
Four-Spotted Ghost MothSthenopis purpurascens
Granulate Ambrosia BeetleXylosandrus crassiusculus
HorntailsUrocerus gigas flavicornis
Longhorn BeetleCerambycidae
Roundheaded Wood Borers (Longhorned Beetles)Coleoptera: Cerambycidae
White-Spotted SawyerMonochamus scutellatus
Wood Boring Insects (other)Melanophila fulvoguttata
Wood WaspsHymenoptera: Siricidae
Spruce Cone Axis MidgeDasineura rachiphaga
Spruce Cone MaggotPegohylemyia abitibiensis
Spruce ConewormDioryctria reniculelloides
Spruce Seed MothCydia youngana
Yellow-Cedar Gall MidgeChamaediplosis nootkatensis