On a dentition of Polyrhizodus (Chondrichthyes, Petalodontiformes) from the Namurian Bear Gulch Limestone of Montana

R. Lund

1983

Article

Journal of Vertebrate Paleontology 3(1):1-6

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Taxa discussed in this work:

• Polyrhizodus amplus
• Polyrhizodus digitatus
• Polyrhizodus excavatus
• Polyrhizodus littoni
• Polyrhizodus lobatus
• Polyrhizodus princeps
• Polyrhizodus williamsi

Taxonomy:

• Polyrhizodus digitatus belongs to Polyrhizodus - Lund (1983)
• Polyrhizodus princeps belongs to Polyrhizodus digitatus - Lund (1983)
• Polyrhizodus lobatus belongs to Polyrhizodus digitatus - Lund (1983)
• Polyrhizodus littoni belongs to Polyrhizodus digitatus - Lund (1983)
• Polyrhizodus amplus belongs to Polyrhizodus digitatus - Lund (1983)
• Polyrhizodus williamsi belongs to Polyrhizodus digitatus - Lund (1983)
• Polyrhizodus excavatus belongs to Polyrhizodus digitatus - Lund (1983)