Carabidae: Calathus grandicollis

Calathus grandicollis Casey 1920

Carabidae, Coleoptera, Insecta, Arthropoda, Animalia

Matthew Denton, The Evergreen State College, Olympia, WA 98505 USA.

01 April 1997


Identification

This species is smaller and paler than C. fuscipes. The forebody and appendages are pale, but elytra are almost black and strongly contrasting. The prothorax has evident laterobasal margination. Meta-tarsi has external groove of first segment less sharp. The microsculpture is shallow on both prothorax and elytra. Wings are rudimentary. The male protarsi are very broad.

Range

Found along west coast of North America from northern California to southwestern British Columbia.

Natural History

Occurs near seashores and dry sandy ridges with xerophytes. At TESC this species may be found near the shores of Eld inlet.


References

Lindroth, C. H. 1961-1969. The ground beetles (Carabidae excl. Cicindelinae) of Canada and Alaska. Parts 1-6. Opuscula Entomologica xlviii + 1192 pp.


For information about this page: John T. Longino longinoj@evergreen.edu

Last modified: 04/10/1997