tridentiger, Petrotilapia Trewavas [E.] 1935:76 [Annals and Magazine of Natural History (Series 10) v. 16 (no. 91) (art. 6); ref. 4451] Monkey Bay, Lake Malawi [Lake Nyasa], southeastern Africa. Lectotype: BMNH 1935.6.14.244-248B (1 spec.). Paralectotypes: BMNH 1935.6.14.244-248 (? now 0); MNHN 1937-0152 [ex BMNH] (1); NMW 25595 (1). Type catalog: Blanc 1962:220 [ref. 20868]. Lectotype selected by Marsh 1983:5 [ref. 9147]. •Valid as Petrotilapia tridentiger Trewavas 1935 -- (Marsh 1983:3 [ref. 9147], Maréchal 1991:375 [ref. 20944], Stauffer & van Snik 1996:696 [ref. 22230], Poll & Gosse 1995:289 [ref. 24781], Ruffing et al. 2006:534 [ref. 28963], Lundeba et al. 2011:149 [ref. 31361], Lundeba et al. 2011:149 [ref. 31361], Konings 2016:36 [ref. 34521]). Current status: Valid as Petrotilapia tridentiger Trewavas 1935. Cichlidae: Pseudocrenilabrinae. Distribution: Eastern Africa: Lake Malawi. Habitat: freshwater.