mazarunii, Mazarunia Kullander [S. O.] 1990:5, Fig. 1 [Ichthyological Exploration of Freshwaters v. 1 (no. 1); ref. 16010] Upper Mazaruni River near Kamarang, Guyana. Holotype: MHNG 1553.96. Paratypes: ZMA 115036 (1). •Valid as Mazarunia mazarunii Kullander 1990 -- (Géry & Zarske 2002:36 [ref. 26555] as mazaruni, Kullander in Reis et al. 2003:638 [ref. 27061], Staeck 2003:164 [ref. 27488], López-Fernández et al. 2011:471 [ref. 32205], Staeck 2017:270 [ref. 35639], Taphorn et al. 2022:33 [ref. 41297]). Current status: Valid as Mazarunia mazarunii Kullander 1990. Cichlidae: Cichlinae. Distribution: South America: upper Mazaruni River drainage, Essequibo River basin (Guyana) endemic. Habitat: freshwater.