TL;DR: The description of a new Omophron Latreille, 1802 species from Madagascar is described, increasing the number of Madagascar Omophrons species to three.
Abstract: In the Afrotropical region, the genus Omophron Latr. is represented by 19 species, which belong to two subgenera: Omophron s.str. (6 species) and Phrator Semenov, 1922 (13 species) (Valainis, 2009). O. (s. str) madagascarense Chaudoir, 1850 and O. (Phrator) grandidieri (Alluaud, 1899) are endemic for Madagascar island. This article deals with the description of a new species, increasing the number of Madagascar Omophron species to three. Description of a new Omophron Latreille, 1802 species from Madagascar (Coleoptera: Carabidae: Omophronini)
TL;DR: Omophron Latreille, 1802 is the sole genus of the tribe Omophronini Bonelli, 1810 belonging to the subfamily of Omophronsinae Bonelli; the group is cosmopolitan except for South America and Australia, where it remains unreported.
Abstract: Omophron Latreille, 1802 is the sole genus of the tribe Omophronini Bonelli, 1810 belonging to the subfamily of Omophroninae Bonelli, 1810. The group is cosmopolitan except for South America and Australia, where it remains unreported. The southern border of the distribution area of the genus Omophron Latr. goes through South Africa, Madagascar, Malaya, the Philippines, Guatemala and Saint Domingo; the northern border reaches the Arctic Circle in some places.