calderonensis, Doras Vaillant [L. L.] 1880:154 [13] [Bulletin de la Société philomathique de Paris (7th Série) v. 4; ref. 17855] Calderon, upper Amazon River [= Rio Solimões at Tabatinga], Brazil. Holotype (unique): MNHN A-1980. Type catalog: Bertin & Estève 1950:18 [ref. 19575], Ferraris 2007:179 [ref. 29155]. On p. 13 of separate. Comments on locality are given by Sousa & Birindelli 2011:135 [ref. 31228]. •Valid as Acanthodoras calderonensis (Vaillant 1880) -- (Burgess 1989:223 [ref. 12860], Sousa & Birindelli 2011:133 [ref. 31228]). •Synonym of Scorpiodoras heckelii (Kner 1855) -- (Sabaj & Ferraris in Reis et al. 2003:466 [ref. 27061], Ferraris 2007:179 [ref. 29155]). Current status: Synonym of Scorpiodoras heckelii (Kner 1855). Doradidae: Astrodoradinae. Distribution: Upper Amazon basin. Habitat: freshwater.