Physonemus gigas

Newberry & Worthen, 1870


Classification: Holocephali Symmoriiformes Symmoriidae

Reference of the original description
Newberry, J.S. & Worthen, A.H. (1870)
Geology and Palaeontology. Descriptions of fossil vertebrates. Geological Survey of Illinois, 4, 343–374

Types
Physonemus gigas



Description:


Citation: Physonemus gigas Newberry & Worthen, 1870: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 11/2025

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Remarks
shark-references Species-ID=9700;

References
Demanet, F. (1941)
Faune et stratigraphie de l'étage namurien de la Belgique. Mémoires du Musée Royal d'Histoire Naturelle de Belgique, 97, 1-327
Newberry, J.S. & Worthen, A.H. (1870)
Geology and Palaeontology. Descriptions of fossil vertebrates. Geological Survey of Illinois, 4, 343–374