Physonemus cf. acinaciformis

St. John & Worthen, 1875


Classification: Holocephali Symmoriiformes Symmoriidae

Types
Physonemus cf. acinaciformis



Description:


Citation: Physonemus cf. acinaciformis St. John & Worthen, 1875: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 12/2024

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Remarks
shark-references Species-ID=14260;

References
Lund, R. & Garton, E.R. & Weishampel, D.B. (1979)
Fossil vertebrates of the Pennsylvanian system of West Virginia. In 9th Int. Congr. Carboniferous Stratigr. and Geol., Field Trip No. 1, AGI Selected Guidebook Series No.1, 105–107
Baird, D. (1957)
A Physonemus Spine from the Pennsylvanian of West Virginia. Journal of Paleontology, 31(5), 1010–1018