| Country | State | Institution | Name | Size | Misc |
|---|---|---|---|---|---|
| USA | Illinois | UIUC, Illinois Natural History Survey | Insect Collection | 15 M | - |
| USA | Illinois | UIUC, Illinois Natural History Survey | Ecological Database of the World's Insect Pathogens | .019 M | - |
| USA | California | San Diego Natural History Museum | Entomology collection | 0.9 M | - |
| Canada | Ottawa | - | Canadian National Collection of Insects | 17 M | mostly North American fauna |
| USA | Pennsylvania | Carnegie Museum of Natural History | - | 6.9 M | - |
| Canada | Alberta | University of Alberta | E. H. Strickland Entomological Museum | 1 M | Carabidae of the Nearctic are emphasized. University of Alberta. Includes Kenneth Bowman Collection of Lepidoptera. |
| USA | California | UCB, Essig Museum of Entomology | Several | 4.5 M | emphasizing western North America |
| Canada | - | McGill | Lyman Entomological Museum and Research Laboratory | 2.8 M | second largest insect collection in Canada. Major groups include Orthoptera, Lepidoptera, Coleoptera, Hymenoptera. |
| Australia | Sidney | Macleay Museum | Invertebrate Collection | 0.5 M | - |
| USA | California | Natural History Museum of Los Angeles County | - | - | Insects of the southwestern United States, aculeate hymenoptera, lepidoptera, diptera, coleoptera, odonata |
| USA | North Carolina | North Carolina State University | Insect Collection | 1.4 M | Emphasis on North Carolina insects and worldwide Homoptera |
| USA | Connecticut | Yale, Peabody Museum of Natural History | Collections | 0.9 M | - |
| USA | South Dakota | SD State | Severin-McDaniel Insect Research Collection | 1.2 M | - |
| USA | Kansas | University of Kansas Natural History Museum | Snow Entomological Research Collection | 4.1 M | - |
| USA | Wyoming | University of Wyoming | Insect Museum | 0.25 M | Holdings are particularly strong in the major orders Hymenoptera (53%), Diptera (12%),Lepidoptera (10%), and Coleoptera (9%) |
| USA | Colorado | University of Colorado, Museum of Natural History | Collections | 0.5 M | Many from Rocky Mountain region |
| USA | Connecticut | University of Connecticut | Biological Collections | - | fauna of southern New England |
| USA | Michigan | University of Michigan, Museum of Zoology | Insect Division | 4.5 M | Especially Odonata, Orthoptera, Acari, Coleoptera, and Homoptera |
| USA | Minnesota | University of Minnesota | Insect Collection | 3.3 M | - |
| USA | Nebraska | University of Nebraska, State Museum | Collections | 2 M | U.S. Great Plains and worldwide |
| Australia | - | University of Queensland | Insect Collection | 1M | - |
| USA | Wisconsin | University of Wisconsin-Madison | Insect Research Collection | - | - |
| USA | Missouri | University of Missouri-Columbia, Enns Entomology Museum | - | 5.75 M | Many aquatic insects of Ozark streams |
| USA | California | UC Davis | Bohart Museum | 7 M | Has donated funds for collection data |
| USA | California | UC Riverside, Entomology | - | - | - |
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