crassus, Lamprologus Brichard [P.] 1989:535 [Pierre Brichard's book of cichlids and all the other fishes of Lake Tanganyika; ref. 20697] Bay of Luhanga, Democratic Republic of Congo, western coast of Lake Tanganyika. Holotype: MRAC 84-23-P-65. Paratypes: MRAC 84-23-P-66 to 67 (2), 84-23-P-68 to 69 (2). •Valid as Neolamprologus crassus (Brichard 1989) -- (Maréchal & Poll 1991:278 [ref. 20946], Büscher 1997:704 [ref. 23478], Schelly et al. 2003:3 [ref. 27431], Verburg & Bills 2007:39 [ref. 29303]). •Synonym of Neolamprologus pulcher (Trewavas & Poll 1952) -- (Konings 2015:122 [ref. 34660], Konings 2019:129 [ref. 36983]). Current status: Synonym of Neolamprologus pulcher (Trewavas & Poll 1952). Cichlidae: Pseudocrenilabrinae. Habitat: freshwater.