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New petalodonts (Chondrichthyes) from the Upper Mississippian Bear Gulch Limestone (Namurian E2b) of Montana. Journal of Vertebrate Paleontology, 9(3), 350–368
DOI: 10.1080/02724634.1989.10011767
Ginter, M. & Hampe, O. & Duffin, C.J. (2010)
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A New Petalodont Chondrichthyan from the Bear Gulch Limestone of Montana, USA, with Reassessment of Netsepoye hawesi and Comments on the Morphology of Holomorphic Petalodonts. Paleontological Journal, 48(9), 1003–1014
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Lund, R. & Grogan, E.D. & Fath, M. (2014)
On the relationships of the Petalodontiformes (Chondrichthyes). Paleontological Journal, 48(9), 1015–1029
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