trematocephala, Tilapia Boulenger [G. A.] 1901:4 [Annals and Magazine of Natural History (Series 7) v. 7 (no. 37) (art. 1); ref. 5758] Lake Malawi [Lake Nyasa], southeastern Africa [not north end of Lake Tanganyika]. Holotype (unique): BMNH 1906.9.6.151. Correct spelling of species when in Aulonocara is trematocephalum. •Valid as Aulonocara trematocephalum (Boulenger 1901) -- (Eccles & Trewavas 1989:145 [ref. 13547] as trematocephala, Maréchal 1991:17 [ref. 20944] as trematocephala, Konings 2016:253 [ref. 34521]). • Mention -- (Tawil 2003:96 [ref. 28055]). Current status: Valid as Aulonocara trematocephalum (Boulenger 1901). Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Malawi. Habitat: freshwater.