PaleoDB taxon number: 151678
Full reference: R. Lund. 1989. New petalodonts (Chondrichthyes) from the Upper Mississippian Bear Gulch Limestone (Namurian E₂b) of Montana. Journal of Vertebrate Paleontology 9(3):350-368
Sister taxa: none
Type specimen: MV 6199, a partial skull (braincase with eye pigments and teeth). Its type locality is MV 7106, Supercrop Quarry, Bear Gulch, which is in an Arnsbergian lagoonal/restricted shallow subtidal limestone in the Heath Formation of Montana.
Ecology: nektonic carnivore