rectangularis, Acara Steindachner [F.] 1864:57 [1], Pl. 1 (fig. 1) [Denkschriften der Kaiserlichen Akademie der Wissenschaften in Wien, Mathematisch-Naturwissenschaftliche Classe. v. 23 (no. 2); ref. 13936] Mexico. Holotype (unique): NMW 33346. On p. 1 of separate. •Synonym of Cichlasoma intermedium (Günther 1862) -- (Conkel 1993:156 [ref. 22949]). •Synonym of Vieja intermedia (Günther 1862) -- (Kullander in Reis et al. 2003:646 [ref. 27061], Miller 2006:383 [ref. 28615]). •Synonym of Theraps intermedius (Günther 1862) -- (McMahan et al. 2010:1299 [ref. 31111] as intermedia based on generic placement of intermedia). •Synonym of Chuco intermedium (Günther 1862). Current status: Synonym of Chuco intermedium (Günther 1862). Cichlidae: Cichlinae. Habitat: freshwater.