Deleaster, Erichson, 1839, Erichson, 1839

Cuccodoro, Giulio & Makranczy, György, 2013, Review of the Afrotropical species of Deleaster Erichson, 1839 (Coleoptera, Staphylinidae, Oxytelinae), Revue suisse de Zoologie 120 (4), pp. 537-547 : 538

KEY TO THE AFROTROPICAL DELEASTER SPECIES

1a Pubescence on laterobasal portion of abdominal tergites diverging; pectinate middle (comb) of apical edge on tergite VIII without short mesal denticle [North Ethiopia, Mts. Abboï-Miéda/Ābuyē Mēda].................................................. D. pectinatus Fauvel

1b Pubescence on laterobasal portion of abdominal tergites parallel; pectinate middle (comb) of apical edge on tergite VIII with at least one short mesal denticle............................................ 2

2a Elytra with posterior portion of disc not swollen; posterior portion of sutural margin in level with disc; posterior margin of elytra arcuate [South Ethiopia, Mts. Gughe].......................... D. negus n. sp.

2b Elytra with posterior portion of disc swollen; posterior portion of sutural margin below level of disc; posterior margin of elytra subangulate. [Ruwenzori range in Zaire and Uganda]................ D. gibbosus n. sp.