Catalogue of Geadephaga (Coleoptera, Adephaga) of America, north of Mexico Author Bousquet, Yves Agriculture and Agri-Food Canada, Central Experimental Farm, Ottawa, Ontario, Canada bousquety1@yahoo.com text ZooKeys 2012 2012-11-28 245 1 1722 http://dx.doi.org/10.3897/zookeys.245.3416 journal article http://dx.doi.org/10.3897/zookeys.245.3416 1313-2970-245-1 FFFF52503A0AFF882450FFB66D45FF8E 578462 Subtribe Xystosomina Erwin, 1994 Xystosomina Erwin, 1994: 560. Type genus: Xystosomus Schaum, 1863. Diversity. New World, with about 125 species arrayed in seven genera: Erwiniana Paulsen and Smith (about 55 Neotropical species), Geballusa Erwin (five Neotropical species), Gouleta Erwin (four Neotropical species), Inpa Erwin (one South American species), Mioptachys (13 species), Philipis Erwin (38 Australian species), and Xystosomus Schaum (nine Neotropical species). The North American fauna is represented by a single species.