Sosibia Stål, 1875, p. 42 & 87.
Type species. - Sosibia nigrispina Stål, 1875, p. 87, designated by Rehn, 1904, p. 71.

Main characteristics. - Head short, globular or weakly depressed; ocelli not present; wings long; anal segment of males transverse; operculum lanceolate, plain, hind margin round, rarely acuminate; legs, especially the front ones, short.

Distribution. - The Indian Subcontinent, Sri Lanka, Indo-China, Sumatra, Borneo, the Philippines, the  Key and Aru Islands and Australia.

Represented on the Aru and Key Islands by:
dubia Redtenbacher, 1908, p. 537 &% [NHMW, MCSN, ZMHB].