Considered a synonym of Chirostoma attenuatum Meek, 1902
- Reis, Roberto E & S.O. Kullander, C.J. Ferraris Jr.. 2003. "Checklist of the Freshwater Fishes of South and Central America". Porto Alegre: EDIPUCRS, Brasil. i-xi + 1-729 (ffm00970)
Original description as Chirostoma samani:
- Terron, C.C.. 1931. "Chirostoma samani sp. nov". Anales del Instituto de Biologia de la Universidad Nacional Autonoma de Mexico. 2(3):235-241 (ffm00518)