malagaraziensis, Haplochromis David [L.] 1937:418, Fig. 2 [Revue de Zoologie et de Botanique Africaines v. 29 (no. 4); ref. 15272] Malagarazi River system of Lake Tanganyika. Syntypes: BMNH 1937.12.16.1 (1); MRAC 47076-79 (4), 47080-165 (86). •Valid as Schwetzochromis malagaraziensis (David 1937) -- (Roberts & Kullander 1994:132 [ref. 21382]). •Valid as Haplochromis malagaraziensis David 1937 -- (van Oijen et al. 1991:141 [ref. 20956]). •Valid as Orthochromis malagaraziensis (David 1937) -- (De Vos & Seegers 1998:377 [ref. 23662], Poll & Gosse 1995:227 [ref. 24781], De Vos et al. 2001:132 [ref. 26059], Schedel et al. 2014:148 [ref. 33459], Schedel et al. 2018:336 [ref. 36087], Bigirimana et al. 2024:37 [ref. 41336]). Current status: Valid as Orthochromis malagaraziensis (David 1937). Cichlidae: Pseudocrenilabrinae. Distribution: East Africa: Malagarazi River system (Burundi and Tanzania). Habitat: freshwater.