decorus, Haplochromis Trewavas [E.] 1935:87, 104 [Annals and Magazine of Natural History (Series 10) v. 16 (no. 91) (art. 6); ref. 4451] Vua, Lake Malawi [Lake Nyasa], southeastern Africa. Lectotype: BMNH 1935.6.14.1651. Paralectotypes: BMNH 1935.6.14.1652-1654 (3), 1935.6.14.1655-1656 (2). Lectotype selected by Eccles & Trewavas 1989:167 [ref. 13547]. •Valid as Otopharynx decorus (Trewavas 1935) -- (Eccles & Trewavas 1989:166 [ref. 13547], Maréchal 1991:348 [ref. 20944], Cleaver et al. 2009:166 [ref. 30418], Konings 2016:342 [ref. 34521], Oliver 2018:195 [ref. 36257]). •Probably better placed in the genus Mylochromis -- (Snoeks & Hanssens 2004:287 [ref. 28117]). Current status: Valid as Otopharynx decorus (Trewavas 1935). Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Malawi. Habitat: freshwater.