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

Species Pterocolus ovatus - Thief Weevil


Synopsis of adventive species of Coleoptera (Insecta) recorded from Canada. Part 4: Scarabaeoidea... [through Cleroidea]
By Klimaszewski J, Langor D, Smith A, Hoebeke E, Davies A, Pelletier G, Douglas HB, Webster RP, Bourdon C, Borowiec L, Scudder GGE
Pensoft Series Faunistica 116: 1-215, 2017
Full title: Synopsis of adventive species of Coleoptera (Insecta) recorded from Canada. Part 4: Scarabaeoidea, Scirtoidea, Buprestoidea, Byrrhoidea, Elateroidea, Derodontoidea, Bostrichoidea, and Cleroidea

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Handbook of Zoology. Coleoptera Vol. 3: Morphology and Systematics (Phytophaga)
By Leschen R.A.B., Beutel R.G. (eds)
Walter de Gruyter, Berlin. 687 pp., 2014

Review of the American Corylophidae, Cryptophagidae, Tritomidae and Dermestidae, with other studies
By T. L. Casey
New York Entomological Society, 1900
Journal of the New York Entomological Society, 8(2): 51-172, 1900

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The Bothrideridae and Colydiidae of America north of Mexico (Coleoptera: Clavicornia and Heteromera)
By Stephan K.H.
Florida Dept. of Agriculture and Consumer Services, Division of Plant Industry. xii, 65 p., 1989
Occasional Papers of the Florida State Collection of Arthropods, Vol.6
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New Coleoptera records from eastern Canada, with additions to the fauna of Manitoba, British Columbia, and Yukon Territory
By Webster RP, de Tonnancour P, Sweeney JD, Webster VL, Kostanowicz CA, Hughes C, Anderson RS, Klymko J, Chantal C, Vigneault R
ZooKeys 946: 53-112, 2020

Beetles of Western North America.
By Evans, A.V.
Princeton University Press, 2021
Publisher’s page

From the author of the acclaimed Beetles of Eastern North America, a triumphant follow-up guide to western beetles, lavishly illustrated with more than 1,500 stunning color photographs.

• The only comprehensive color photographic guide to the region’s beetles
• Covers 1,428 species from all 131 families west of the Continental Divide, and offers tips for identifying more than 450 additional species
• Features more than 1,500 stunning color photographs

Additions to the Catalogue of Kansas Coleoptera.
By Popenoe, A.E.
Transactions of the Kansas Academy of Science 6: 77-86., 1878
JSTOR - BHL

Popenoe, A.E. 1878. Additions to the Catalogue of Kansas Coleoptera. Transactions of the Kansas Academy of Science 6: 77-86.

The following list of additions to the Catalogue of Kansas Coleoptera includes in great part the results of the collections of 1877 and 1878, made in different localities by Prof. F. H. Snow and the writer. The species were determined by Dr. John L. LeConte, of Philadelphia, to whom thanks are due for many favors. Those species noted from Lawrence are added by Prof.

Descriptions of new species of Coleoptera of the United States
By Melsheimer, F. E.
Proceedings of the Academy of Natural Sciences at Philadelphia 3: 158-181.