Ptychodus decurrens depressus
Dixon, 1850
Classification: Elasmobranchii incert. sedis Ptychodontidae
Types
Ptychodus decurrens depressus
Ptychodus decurrens depressus
Description:
Citation: Ptychodus decurrens depressus Dixon, 1850: 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=10764;
shark-references Species-ID=10764;
References
On the teeth of Ptychodus and their distribution in the English Chalk. Quarterly Journal of the Geological Society of London, 67, 263–277
DOI: 10.1144/GSL.JGS.1911.067.01-04.10
On the teeth of Ptychodus and their distribution in the English Chalk. Quarterly Journal of the Geological Society of London, 67, 263–277
DOI: 10.1144/GSL.JGS.1911.067.01-04.10
