Polyrhizodus excavatus
(St. John & Worthen, 1875)
Classification: Euchondrocephali Petalodontiformes Petalodontidae
Reference of the original description
Palaeontolgoy of Illinois. Descriptions of fossil fishes. Geological Survey of Illinois, 6, 245–488
Palaeontolgoy of Illinois. Descriptions of fossil fishes. Geological Survey of Illinois, 6, 245–488
Types
Polyrhizodus excavatus
Polyrhizodus excavatus
Description:
Citation: Polyrhizodus excavatus (St. John & Worthen, 1875): In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 02/2025
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Remarks
shark-references Species-ID=13010;
shark-references Species-ID=13010;
References
Bibliography and catalogue of the fossil Vertebrata of North America. Bulletin of the United States Geological and Geographical Survey of the Territories, 179, 1–868
Bibliography and catalogue of the fossil Vertebrata of North America. Bulletin of the United States Geological and Geographical Survey of the Territories, 179, 1–868
