Monoferonia Evarthrus mancus Feronia Feronia Pterostichus Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico Bousquet, Yves ZooKeys 2012 2012-11-28 245 1 1722 A3C432E5-C2A1-53FC-BBF9-B7667CA45757 Casey, 1918 Casey 1918 Insecta Carabidae Feronia GBIF Animalia (Monoferonia) Coleoptera 524 525 Arthropoda subGenus Monoferonia   MonoferoniaCasey, 1918: 322, 363. Type species:  Evarthrus mancusLeConte, 1853 by original designation. Etymology. From the Greek monos(one) and the generic name  Feronia[ q.v.], probably alluding to the presence of a single discal setigerous puncture on the third elytral interval in these  Feronia(=  Pterostichus) species [feminine].  Diversity. Four species in the Appalachian region of eastern North America.  Identification. Darlington (1932) reviewed the species and provided a key for their identification.