Dwardius siversoni

(ZHELEZKO, 2000)


Classification: Elasmobranchii Lamniformes incert. fam.

Reference of the original description
ZHELEZKO, V.I. (2000)
(The evolution of teeth system of sharks of the genus Pseudoisurus Glückman, 1957 - the biggest pelagic sharks of Eurasia) «in russian». Materialy po Stratigrafii i Paleontologii Urala, 4: 136–141, pl. 1–4.

Synonyms / new combinations and misspellings
Pseudoisurus siversoni

Types
Dwardius siversoni



Description:


Citation: Dwardius siversoni (ZHELEZKO, 2000): In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 06/2021

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Remarks
valid after Ward (2010) p. 295 [13942];


References
CONDAMINE, F.L. & ROMIEU, J. & GUINOT, G. (2019)
Climate cooling and clade competition likely drove the decline of lamniform sharks. Proceedings of the National Academy of Sciences of the United States of America, 116 (41) 20584-20590
DOI: 10.1073/pnas.1902693116
WARD, D.J. (2010)
Sharks and rays. In: Field Guide to Fossils Number 12: Fossils of the Gault Clay J. R. Young (Editor), A. S. Gale (Editor), R. I. Knight (Editor), Dr Andrew B. Smith (Editor): 275–299
ZHELEZKO, V.I. (2000)
(The evolution of teeth system of sharks of the genus Pseudoisurus Glückman, 1957 - the biggest pelagic sharks of Eurasia) «in russian». Materialy po Stratigrafii i Paleontologii Urala, 4: 136–141, pl. 1–4.