insolitus, Ptychochromis Stiassny [M. L. J.] & Sparks [J. S.] 2006:32, Figs. 19-20; Pls. 1D and 2E [American Museum Novitates No. 3535; ref. 28788] Near town of Mandritsara, Sofia drainage basin, Amboaboa (= Ambomboa) River, 15°50'01"S, 48°42'51"E, Mahajanga Province, northwestern Madagascar. Plus 2 non-type aquarium-raised specimens (AMNH 237134). Holotype (unique): UMMZ 237066. Type catalog: Fricke et al. 2018:257 [ref. 35805]. •Valid as Ptychochromis insolitus Stiassny & Sparks 2006 -- (Sparks & Stiassny 2010:46 [ref. 30695], Martinez et al. 2015:90 [ref. 34035], Fricke et al. 2018:257 [ref. 35805]). Current status: Valid as Ptychochromis insolitus Stiassny & Sparks 2006. Cichlidae: Ptychochrominae. Distribution: Northwestern Madagascar. Habitat: freshwater.