tenuis, Haplochromis Borodin [N. A.] 1931:50 [Proceedings of the New England Zoölogical Club v. 12; ref. 16260] Ukerewe Island, Lake Victoria [Victoria Nyanza]. Holotype (unique): MCZ 32568. Also described as new in Borodin 1936:20, Pl. 1 (fig. 4) [ref. 13684]. •Synonym of Haplochromis longirostris (Hilgendorf 1888) -- (Trewavas 1946:241 [ref. 35931], van Oijen et al. 1991:138 [ref. 20956]). Current status: Synonym of Haplochromis longirostris (Hilgendorf 1888). Cichlidae: Pseudocrenilabrinae. Habitat: freshwater.