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

Species Psephenus texanus


Keys to the insects of the Far East of the USSR, Vol. 3. Coleoptera I
By Lehr P.A., ed.
Leningrad, Nauka Publishing House, 572 pp., 1989

Family-group names in Coleoptera (Insecta)
By Bouchard P, Bousquet Y, Davies A, Alonso-Zarazaga M, Lawrence JF, Lyal CH, Newton A, Reid CA, Schmitt M, Ślipiński SA, Smith A
ZooKeys 88: 1–972, 2011

Checklist of the beetles of Maine, USA
By Majka C.G., Chandler D.S., Donahue C.P.
Empty Mirrors Press, Halifax. 328 pp., 2011
2,871 beetle spp. listed (of which 284 introduced), with 472 spp. newly recorded in Maine [full collection data included for those]. For each species its distribution in ne. North America is provided. Introductory family sections discuss bionomics, taxonomic status, and most important treatments of the North American fauna.

Phloeocharis subtilissima (Staphylinidae: Phloeocharinae) and Cephennium gallicum (Scydmaenidae) new to North America...
By C.G. Majka & J. Klimaszewski
Zootaxa 781: 1–15, 2004
Full text
Full title: Phloeocharis subtilissima Mannerheim (Staphylinidae: Phloeocharinae) and Cephennium gallicum Ganglbauer (Scydmaenidae) new to North America: a case study in the introduction of exotic Coleoptera to the port of Halifax, with new records of other species

Exotic bark- and wood-boring Coleoptera in the United States: recent establishments and interceptions
By Haack R.A.
Can. J. For. Res. 36(2): 269–288, 2006

Coleoptera families other than Cerambycidae, Curculionidae sensu lato, Chrysomelidae sensu lato and Coccinelidae -- Chapter 8.5
By Denux O., Zagatti P.
BioRisk 4: 315–406, 2010
Full text
Valuable paper discussing almost 300 beetle spp. spread beyond their native ranges through agency of man

Aquatic Beetles (Insecta: Coleoptera) of Northeastern Ohio
By Eric G. Chapman
Ohio Biological Survey, 1999
Distributional records for Haliplidae, Dytiscidae, Noteridae, Gyrinidae, Hydrophilidae, Psephenidae, Dryopidae, Elmidae, Ptilodactylidae. Survey area encompassed Lake, Geauga, Ashtabula, Trumbull, Portage, Mahoning, Stark, and Columbiana Counties, mapped as township records.

Biologia Centrali-Americana. Insecta. Coleoptera. Volume I-VII
By Henry Walter Bates et al
Bernard Quaritch Limited, London., 1881
Direct link to the plates of the following beetle volumes of the BCA:

Insecta. Coleoptera. Volume I, Part 1 (1881-1884) by Henry Walter Bates
Insecta. Coleoptera. Volume I, Part 2 (1882-1887) by David Sharp
Insecta. Coleoptera. Volume II, Part 1 (1887-1905) by David Sharp and Andrew Matthews; and George Lewis
Insecta. Coleoptera. Pectinicornia and Lamellicornia. Volume II, Part 2 (1886-1890) by Henry Walter Bates
Insecta. Coleoptera. Serricornia. Volume III, Part 1 (1882-1897) by Charles O. Waterhouse and Dr. G. Horn ; George C. Champion