onilahy, Ptychochromis Stiassny [M. L. J.] & Sparks [J. S.] 2006:14, Figs. 11-12; Pl. 2A [American Museum Novitates No. 3535; ref. 28788] Southwastern Madagascar, Province of Tulear, Onilahy River. Holotype: MNHN 1962-0201. Paratypes: AMNH 237130 (1, c&s in part); MNHN 2006-0780 (3). Type catalog: Fricke et al. 2018:258 [ref. 35805]. •Valid as Ptychochromis onilahy Stiassny & Sparks 2006 -- (Sparks & Stiassny 2010:46 [ref. 30695], Martinez et al. 2015:91 [ref. 34035], Fricke et al. 2018:258 [ref. 35805]). Current status: Valid as Ptychochromis onilahy Stiassny & Sparks 2006. Cichlidae: Ptychochrominae. Distribution: Southwestern Madagascar. Habitat: freshwater.