gracilior, Pseudotropheus tropheops Trewavas [E.] 1935:75 [Annals and Magazine of Natural History (Series 10) v. 16 (no. 91) (art. 6); ref. 4451] Vua and Deep Bay, Lake Malawi [Lake Nyasa], southeastern Africa. Syntypes: (20) BMNH 1935.6.14.222-234; MNHN 1937-0150 [ex BMNH] (1); NMW 25635 (?). Type catalog: Blanc 1962:221 [ref. 20868]. •Synonym of Pseudotropheus tropheops Regan 1922, but a valid subspecies -- (Colombé 1979:38 [ref. 9005], Maréchal 1991:412 [ref. 20944]). •Synonym of Tropheops tropheops (Regan 1922) -- (Ufermann 2001:61 [ref. 30286] based on placement of tropheops). •Valid as Tropheops gracilior (Trewavas 1935) -- (Konings 2016:83 [ref. 34521], Li et al. 2016:379 [ref. 34737]). Current status: Valid as Tropheops gracilior (Trewavas 1935). Cichlidae: Pseudocrenilabrinae. Distribution: Lake Malawi, Africa. Habitat: freshwater.