depressa, Rhamdia Barbour [T.] & Cole [L. J.] 1906:155, Pl. 1 [Bulletin of the Museum of Comparative Zoology v. 50 (no. 5); ref. 15639] Ikil Cenote, near Chichen-Itza, Yucatán, Mexico. Lectotype: MCZ 29072 (193.2 mm SL). Paralectotypes: MCZ 29072 (orig. 11, now 8), UMMZ 95832 [ex MCZ 29072] (1), USNM 120433 [ex MCZ 29072] (1). Type catalog: Ferraris & Vari 1992:37 [ref. 19771], Ferraris 2007:201 [ref. 29155]. Lectotype selected by Silfvergrip 1996:30, 133 [ref. 22347]. •Synonym of Rhamdia guatemalensis (Günther 1864), but a valid subspecies -- (Burgess 1989:278 [ref. 12860], Scharpf 2006:20 [ref. 30386]). •Synonym of Rhamdia quelen (Quoy & Gaimard 1824) -- (Silfvergrip 1996:96 [ref. 22347], Bockmann & Guazzelli in Reis et al. 2003:424 [ref. 27061], Ferraris 2007:201 [ref. 29155]). •Synonym of Rhamdia guatemalensis (Günther 1864). Current status: Synonym of Rhamdia guatemalensis (Günther 1864). Heptapteridae: Rhamdiinae. Habitat: freshwater.