diagramma, Chromis Günther [A.] 1894:632, Pl. 58 (fig. B) [Proceedings of the Zoological Society of London 1893 (pt 4) (art. 2) (for 7 Nov. 1893); ref. 14529] Ujiji, Lake Tanganyika. Lectotype: BMNH 1889.1.30.9. Paralectotypes: BMNH 1889.1.30.10-11 (2). Lectotype selected by Van Steenberge et al. 2015:33 [ref. 35550]. •Valid as Simochromis diagramma (Günther 1894) -- (Maréchal & Poll 1991:455 [ref. 20946], De Vos et al. 2001:130 [ref. 26059] dated 1893, Kullander & Roberts 2012:362, 369 [ref. 31751], Konings 2015:229 [ref. 34660], Van Steenberge et al. 2015:30 [ref. 35550], Konings 2019:243 [ref. 36983]). Current status: Valid as Simochromis diagramma (Günther 1894). Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Tanganyika and Niemba River. Habitat: freshwater.