Pterostichus (Eosteropus), Tschitscherine, 1902

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 524

Subgenus Eosteropus Tschitscherine, 1902

Eosteropus Tschitschérine, 1902a: 500. Type species: Platysma creperum Tschitschérine, 1902 designated by Bousquet (1984b: 1612). Etymology. From the Greek eos (east) and the generic name Steropus [masculine].

Refonia Casey, 1918: 323. Type species: Feronia moesta Say, 1823 by original designation. Synonymy established by Bousquet (1984b: 1612). Etymology. Anagram of the generic name Feronia [q.v.] [feminine].

Diversity.

Forty-two species in the arctic, subarctic, boreal, and temperate regions of North America (three species), Palaearctic Asia (34 species), and Europe (five species).

Identification.

Lindroth (1966: 474-475, 406-497, as circulosus and moestus groups) treated all three North American species in his review of the Canadian Pterostichus .