cyanonotus, Crenicichla Cope [E. D.] 1870:569 [Proceedings of the American Philosophical Society v. 11; ref. 914] Upper Marañon River near Pebas, Peru. Holotype (unique): ANSP 9078. Type catalog: Böhlke 1984:57 [ref. 13621]. •Valid as Batrachops cyanonotus (Cope 1870) -- (Ortega & Vari 1986:20 [ref. 9708] as cyanotus). •Valid as Crenicichla cyanonotus Cope 1870 -- (Kullander 1986:89 [ref. 12439], Ploeg 1991:92 [ref. 20196], Kullander in Reis et al. 2003:627 [ref. 27061], Sarmiento et al. 2014:189 [ref. 35004], Careaga et al. 2020:77 [ref. 37774], Meza-Vargas et al. 2021:28 [ref. 39298], Varella et al. 2023:2 [ref. 40273]). Current status: Valid as Crenicichla cyanonotus Cope 1870. Cichlidae: Cichlinae. Distribution: South America: Amazon River basin (Brazil, Bolivia and Peru). Habitat: freshwater.