Identification, Images, & Information
For Insects, Spiders & Their Kin
For the United States & Canada

Species Pityogenes bidentatus - Two-toothed Pine Beetle


DNA barcodes reveal 63 overlooked species of Canadian beetles (Insecta, Coleoptera)
By Pentinsaari M, Anderson R, Borowiec L, Bouchard P, Brunke A, Douglas H, Smith A, Hebert P
ZooKeys 894: 53–150, 2019

Descriptions of coleopterous insects ...
By Thomas Say
J. Acad. Nat. Sci. Phila., Vol. III, Part 1, pp. 139-216, 1823
Thomas Say, Descriptions of Coleopterous Insects collected in the late Expedition to the Rocky Mountains, performed by order of Mr. Calhoun, Secretary of War, under the command of Major Long. By Thomas Say, Zoologist to the Expedition. Read October 22, 1823. Journal of the Academy of Natural Sciences of Philadelphia, Vol. III, Part 1, pp. 139-216, 1823.

Full text

Description of some new Species of North American Insects
By Le Conte, J.
Annals of the Lyceum Natural History of New York, 1: 169-173., 1824
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This is father Le Conte's first publication on beetles...

Description of some new Species of North American Insects. By Captain John Le Conte of the United States Army. Read Nov. 8th.

Owing to the difficulty of determining, in this country, what insects are know to naturalists in Europe, the science of entomology has as yet made but small progress amongst us : even if all the books which have been published on this subject were commonly available, we still should not be in a much better situat

Miscellaneous notes and descriptions of North American Coleoptera.
By Fall, H.C.
Transactions of the American Entomological Society 36(2): 89-197., 1910
Full Text - JSTOR

Fall, H.C. 1910. Miscellaneous notes and descriptions of North American Coleoptera. Transactions of the American Entomological Society 36(2): 89-197.

An annotated list of Gainesville, Florida, Coleoptera.
By Herbert, D.
Entomological news, 29: 331-335., 1918
Full Text - 295-298 - BHL

Full Text - 331-335 - BHL

Herbert, D. 1918. An annotated list of Gainesville, Florida, Coleoptera. Entomological news, 29(9): 295-298, 331-335. (To be continued.)

The following annotated list is the result of extensive collecting at Gainesville, Florida, from January 1, 1916, to June 1, 1917. Collections and observations were taken under all conditions and during all seasons of the year. These were made in the various ecological habitats, but the majority of the Coleoptera listed here are hammock insects, as the writer was conducting an ecological study of Florida hammock and piny-woods insects during this period.

The Catalog of Coleoptera of America North of Mexico.
Smithsonian., 1978
Archived links to all catalogs

+Atkins, M.D. 1979. A Catalog of the Coleoptera of America North of Mexico. Family: Cupedidae. Fascicle 529-1. USDA-ARS, Washington, DC.
+Atkins, M.D. 1982. A Catalog of the Coleoptera of America North of Mexico. Family: Micromalthidae. Fascicle 529-2. USDA-ARS, Washington, DC.
+Bell, R.T. 1985. A Catalog of the Coleoptera of America North of Mexico. Family: Rhysodidae. Fascicle 529-4. USDA-ARS, Washington, DC.
+Bright, D.E. 1986. A Catalog of the Coleoptera of America North of Mexico. Family: Mordellidae. Fascicle 529-125. USDA-ARS, Washington, DC.

Coleopterological Notices. VI.
By Casey, T.L.
Annals of the New York Academy of Sciences, 8: 435–838., 1895
Full Text

Casey, T.L. 1895. Coleopterological Notices. VI. Annals of the New York Academy of Sciences, 8: 435–838. (Full Text)

Nine new Coleoptera (Plastoceridae, Buprestidae and Cerambycidae).
By Knull, J.N.
Ohio Journal of Science 41(5): 381-388., 1941
Full Text

Knull, J.N. 1941. Nine new Coleoptera (Plastoceridae, Buprestidae and Cerambycidae). Ohio Journal of Science 41(5): 381-388.

Plastocerus jeffersonianus n. sp.
Plastocerus coronadi n. sp.
Agrilus cliftoni n. sp.
Agrilus patagoniensis n. sp.
Agrilus davisi n. sp.
Hippomelas femorata n. sp.
Hippomelas pygmaea n. sp.
Pachyschelus uvaldei n. sp.
Euryptera texana n. sp.