Polyfaciodus cf. pandus
Koot & Cuny, 2015
Classification: Elasmobranchii Synechodontiformes incert. fam.
Reference of the original description
New hybodontiform and neoselachian sharks from the Lower Triassic of Oman. Journal of Systematic Palaeontology, 13(10), 891–917
New hybodontiform and neoselachian sharks from the Lower Triassic of Oman. Journal of Systematic Palaeontology, 13(10), 891–917
Types
Polyfaciodus cf. pandus
Polyfaciodus cf. pandus
Description:
Citation: Polyfaciodus cf. pandus Koot & Cuny, 2015: In: Database of fossil elasmobranch teeth www.shark-references.com, World Wide Web electronic publication, Version 08/2026
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Description
Original diagnosis after Koot & Cuny, 2015 [21671]: Synechodontiform shark with a gradient monognathic heterodont dentition; symmetrical anterior teeth and asymmetrical lateral teeth; slight basal arching anteriorly and anterolaterally; 1_3 well-developed lateral cusplet pairs and additional cusplets in asymmetrical teeth; pointed cusps, recurved or directed lingually; crown labio-lingually compressed; acute longitudinal crest; small to moderate lingual peg, which may also be absent; small labial peg rarely present; small nodes and weak circumferential rim at the crown shoulder; oblique and straight vertical cristae; enameloid microstructure comprising parallel-bundled enameloid in the apical part of the main cusp and a superficial layer of single crystallite enameloid; lingually protruding base; anaulacorhize to polyaulacorhize vascularization.
Original diagnosis after Koot & Cuny, 2015 [21671]: Synechodontiform shark with a gradient monognathic heterodont dentition; symmetrical anterior teeth and asymmetrical lateral teeth; slight basal arching anteriorly and anterolaterally; 1_3 well-developed lateral cusplet pairs and additional cusplets in asymmetrical teeth; pointed cusps, recurved or directed lingually; crown labio-lingually compressed; acute longitudinal crest; small to moderate lingual peg, which may also be absent; small labial peg rarely present; small nodes and weak circumferential rim at the crown shoulder; oblique and straight vertical cristae; enameloid microstructure comprising parallel-bundled enameloid in the apical part of the main cusp and a superficial layer of single crystallite enameloid; lingually protruding base; anaulacorhize to polyaulacorhize vascularization.
Remarks
shark-references Species-ID=14160;
shark-references Species-ID=14160;
References
New hybodontiform and neoselachian sharks from the Lower Triassic of Oman. Journal of Systematic Palaeontology, 13(10), 891–917
DOI: 10.1080/14772019.2014.963179
New hybodontiform and neoselachian sharks from the Lower Triassic of Oman. Journal of Systematic Palaeontology, 13(10), 891–917
DOI: 10.1080/14772019.2014.963179
