tenuidentata, Xenotilapia Poll [M.] 1951:6, Fig. 4 [Bulletin de l'Institut Royal des Sciences Naturelles de Belgique v. 27 (no. 30); ref. 12909] Baie de Vua, Lake Tanganyika. Holotype: MRAC 109884. Paratypes: BMNH 1960.9.30.7998-8014 (17); IRSNB 315 (17); MRAC 109885-904 (20). Type catalog: Walschaerts 1987:41 [ref. 20755], Derijst 1991:73 [ref. 21528]. •Valid as Xenotilapia tenuidentata Poll 1951 -- (Takahashi 2003:46 [ref. 26772]). •Valid as Microdontochromis tenuidentatus (Poll 1951) -- (Maréchal & Poll 1991:267 [ref. 20946], Takahashi et al. 1997:109 [ref. 22933], Poll & Gosse 1995:237 [ref. 24781], Konings 2015:299 [ref. 34660], Konings 2019:315 [ref. 36983]). Current status: Valid as Microdontochromis tenuidentatus (Poll 1951). Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Tanganyika. Habitat: freshwater.