Artiodus prominens
Ivanov & Duffin, 2017
Classification: Elasmobranchii incert. sedis incert. fam.
Reference of the original description
A new euselachian shark from the early Permian of the Middle Urals, Russia. Acta Palaeontologica Polonica, 62(2), 289–298
A new euselachian shark from the early Permian of the Middle Urals, Russia. Acta Palaeontologica Polonica, 62(2), 289–298
Description:
Citation: Artiodus prominens Ivanov & Duffin, 2017: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 08/2026
Description
Original diagnosis after Ivanov & Duffin, 2017 [25367]: Multicuspid teeth with pyramidal, flattened labio-lingually, orthodont crown bearing from four to nine triangular cusps: large central, moderate intermediate and small lateral; well-developed lateral carina; strongly developed, prominent labial projection terminating in a large round tubercle and separated from the crown and base surfaces by a depression; distinct ornamentation from straight or recurved cristae of different length; oval or semilunar, elongate, considerably vascularized base with extended lingual part; dense vascular network formed of transverse horizontal, ascending, short secondary and semicircular canals.
Original diagnosis after Ivanov & Duffin, 2017 [25367]: Multicuspid teeth with pyramidal, flattened labio-lingually, orthodont crown bearing from four to nine triangular cusps: large central, moderate intermediate and small lateral; well-developed lateral carina; strongly developed, prominent labial projection terminating in a large round tubercle and separated from the crown and base surfaces by a depression; distinct ornamentation from straight or recurved cristae of different length; oval or semilunar, elongate, considerably vascularized base with extended lingual part; dense vascular network formed of transverse horizontal, ascending, short secondary and semicircular canals.
Remarks
shark-references Species-ID=14899;
type species of Artiodus Ivanov & Duffin, 2017 [25367] by monotypy (Art. 68.3 ICZN);
shark-references Species-ID=14899;
type species of Artiodus Ivanov & Duffin, 2017 [25367] by monotypy (Art. 68.3 ICZN);
References
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, 50(2), 271–284
DOI: 10.1017/pab.2024.1
A new euselachian shark from the early Permian of the Middle Urals, Russia. Acta Palaeontologica Polonica, 62(2), 289–298
DOI: 10.4202/app.00347.2017
Rise and diversification of chondrichthyans in the Paleozoic. Paleobiology, 50(2), 271–284
DOI: 10.1017/pab.2024.1
A new euselachian shark from the early Permian of the Middle Urals, Russia. Acta Palaeontologica Polonica, 62(2), 289–298
DOI: 10.4202/app.00347.2017
