Bembidion (Lymnaeum), Stephens, 1828

Bousquet, Yves, 2012, Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico, ZooKeys 245, pp. 1-1722 : 433

Subgenus Lymnaeum Stephens, 1828

Lymnaeum Stephens, 1828b: 2. Type species: Carabus nigropiceus Marsham, 1802 designated by Westwood (1838: 6). Etymology (original). From the Greek limne (marsh, pond, pool) [neuter].

Limnaeum Agassiz, 1846: 210, 218. Unjustified emendation of Lymnaeum Stephens, 1828.

Lymneops Casey, 1918: 168. Type species: Lymneops angusticeps Casey, 1918 (= Lymnaeum laticeps LeConte, 1858) by original designation. Synonymy established by Fall (1922a: 84). Etymology. From the generic name Lymnaeum and the Greek suffix - ops (having the appearance of) [masculine].

Limneops Csiki, 1928: 164. Unjustified emendation of Lymneops Casey, 1918.

Diversity.

Northern Hemisphere, with four coastal species in North America (two species, one endemic along the Pacific and one adventive species along the Atlantic) and Europe (three species: Bembidion abeillei Bedel, Bembidion eichleri Marggi, Wrase and Huber, and Bembidion nigropiceum Marsham).

Identification.

Both species found in North America are included in Lindroth’s (1963b: 213) key to the Canadian and Alaskan Bembidion .