A new petalodont (chondrichthyes, bradyodonti) from the upper Mississipian of Montana.

Autor(es): 
LUND, R.
Referência completa: 
LUND, R. 1977. A new petalodont (chondrichthyes, bradyodonti) from the upper Mississipian of Montana. Annals of Carnegie Museum. Vol 46:129-155.