| Insect Species | |
| Scientific Name & Common Name (if any) | Insect Family |
| Prionoxystus robiniae ¶ (Carpenterworm Moth) | Cossidae (Carpenterworm Moths) |
| Ennomos subsignaria (Elm Spanworm) | Geometridae (Geometer Moths) |
| Scopula limboundata (Large Lace-Border) | Geometridae (Geometer Moths) |
| Xanthotype sospeta (Crocus Geometer) | Geometridae (Geometer Moths) |
| Phyllonorycter argentinotella* | Gracillariidae (Gracillariid Moths) |
| Malacosoma disstria (Forest Tent Caterpillar) | Lasiocampidae (Lappet Moths) |
| Orgyia leucostigma (White-Marked Tussock Moth) | Lymantriidae (Tussock Moths) |
| Acronicta americana (American Dagger Moth) | Noctuidae (Owlet Moths) |
| Acronicta interrupta (Interrupted Dagger Moth) | Noctuidae (Owlet Moths) |
| Acronicta morula (Ochre Dagger Moth) | Noctuidae (Owlet Moths) |
| Acronicta radcliffei (Radcliffe's Dagger Moth) | Noctuidae (Owlet Moths) |
| Acronicta rubricoma (Ruddy Dagger Moth) | Noctuidae (Owlet Moths) |
| Acronicta vinnula (Delightful Dagger Moth) | Noctuidae (Owlet Moths) |
| Lochmaeus bilineata (Double-Lined Prominent) | Notodontidae (Prominent Moths) |
| Lochmaeus manteo (Variable Oakleaf Caterpillar) | Notodontidae (Prominent Moths) |
| Nerice bidentata (Double-Toothed Prominent) | Notodontidae (Prominent Moths) |
| Schizura ipomoeae (Morning Glory Prominent) | Notodontidae (Prominent Moths) |
| Nymphalis antiopa (Mourning Cloak) | Nymphalidae (Brush-Footed Butterflies) |
| Polygonia comma (Comma) | Nymphalidae (Brush-Footed Butterflies) |
| Polygonia interrogationis (Question Mark) | Nymphalidae (Brush-Footed Butterflies) |
| Automeris io (Io Moth) | Saturniidae (Silk Moths) |
| Hyalophora cecropia (Cecropia Moth) | Saturniidae (Silk Moths) |
| Ceratomia amyntor (Elm Sphinx) | Sphingidae (Sphinx Moths) |
| Colopha graminis** (syn. Tetraneura ulmi) | Aphididae (Aphids) |
| Colopha ulmicola (Elm Cockscomb Aphid) | Aphididae (Aphids) |
| Eriosoma americanum** (Woolly Elm Aphid) | Aphididae (Aphids) |
| Eriosoma crataegi** (Woolly Hawthorn Aphid) | Aphididae (Aphids) |
| Eriosoma lanigera** (Woolly Apple Aphid) | Aphididae (Aphids) |
| Tinocallis ulmifolii (Elm Leaf Aphid) | Aphididae (Aphids) |
| Eratoneura affinis (syn. Erythroneura affinis) | Cicadellidae (Leafhoppers) |
| Eratoneura ardens (syn. Erythroneura ardens) | Cicadellidae (Leafhoppers) |
| Eratoneura basilaris (syn. Erythroneura basilaris) | Cicadellidae (Leafhoppers) |
| Eratoneura bigemina (syn. Erythroneura bigemina) | Cicadellidae (Leafhoppers) |
| Eratoneura bispinosa (syn. Erythroneura bispinosa) | Cicadellidae (Leafhoppers) |
| Eratoneura campora (syn. Erythroneura campora) | Cicadellidae (Leafhoppers) |
| Eratoneura contracta (syn. Erythroneura contracta) | Cicadellidae (Leafhoppers) |
| Eratoneura curvata (syn. Erythroneura curvata) | Cicadellidae (Leafhoppers) |
| Eratoneura stoveri (syn. Erythroneura stoveri) | Cicadellidae (Leafhoppers) |
| Erythridula abolla (syn. Erythroneura abolla) | Cicadellidae (Leafhoppers) |
| Erythridula kanza (syn. Erythroneura kanza) | Cicadellidae (Leafhoppers) |
| Erythridula obliqua (syn. Erythroneura obliqua) | Cicadellidae (Leafhoppers) |
| Erythridula ulmosa (syn. Erythroneura ulmosa) | Cicadellidae (Leafhoppers) |
| Erythridula unicuspidis (syn. Erythroneura unicuspidis) | Cicadellidae (Leafhoppers) |
| Chionaspis americana (Elm Scurfy Scale) | Diaspididae (Armored Scales) |
| Gossyparia spuria (European Elm Scale) | Eriococcidae (Felt Scales) |
| Ceresa bubalus (Buffalo Treehopper) | Membracidae (Treehoppers) |
| Lopidea heidemanni | Miridae (Plant Bugs) |
| Lygocoris invitus | Miridae (Plant Bugs) |
| Reuteria irrorata | Miridae (Plant Bugs) |
| Brochymena quadripustulata (Four-Humped Stink Bug) | Pentatomidae (Stink Bugs) |
| Corythucha ulmi (Elm Lace Bug) | Tingidae (Lace Bugs) |
| Diapheromera femorata (Northern Walkingstick) | Diapheromeridae (Walkingsticks) |
| Anthaxia viridifrons ¶ | Buprestidae (Metallic Wood-Boring Beetles) |
| Achryson surinamus ¶ | Cerambycidae (Long-Horned Beetles) |
| Anelaphus pumilum ¶ | Cerambycidae (Long-Horned Beetles) |
| Dryobius sexnotatus ¶ (Six-Banded Longhorn Beetle) | Cerambycidae (Long-Horned Beetles) |
| Eupogonius subarmata ¶ | Cerambycidae (Long-Horned Beetles) |
| Goes pulcher ¶ (Living Hickory Borer) | Cerambycidae (Long-Horned Beetles) |
| Leptura emarginata ¶ | Cerambycidae (Long-Horned Beetles) |
| Physocnemum brevilineum ¶ (Elm Bark Borer) | Cerambycidae (Long-Horned Beetles) |
| Saperda tridentata ¶ (Elm Borer) | Cerambycidae (Long-Horned Beetles) |
| Strangalepta pubera ¶ | Cerambycidae (Long-Horned Beetles) |
| Altica ulmi | Chrysomelidae (Leaf Beetles) |
| Calligrapha scalaris (Elm Calligrapha) | Chrysomelidae (Leaf Beetles) |
| Monocesta coryli (Large Elm Leaf Beetle) | Chrysomelidae (Leaf Beetles) |
| Xanthogaleruca luteola (syn. Pyrrhalta luteola) (Elm Leaf Beetle) | Chrysomelidae (Leaf Beetles) |
| Popillia japonica (Japanese Beetle) | Scarabaeidae (Scarab Beetles) |
| Hylurgopinus rufipes ¶ (Native Elm Bark Beetle) | Scolytidae (Bark Beetles) |
| Scolytus multistriatus ¶ (Small European Elm Bark Beetle) | Scolytidae (Bark Beetles) |
| Cimbex americana (Elm Sawfly) | Cimbicidae (Cimbicid Sawflies) |
| Tetranychus schoenei*** (Schoene Spider Mite) | Tetranychidae (Spider Mites) |