abbreviate-heterocercal fin

Contexto: Ictiología, Fisiología.

A caudal fin in which the vertebral column is deflected dorsad in the caudal base but not into the dorsal lobe of the caudal fin itself.

Referencia

Miller, Robert Rush. 2006. "Freshwater Fishes of Mexico". University of Chicago Press, Chicago. 1-524 - (ffm01245)