Stegostoma tethysiensis

Adnet et al., 2020


Classification: Elasmobranchii Orectolobiformes Stegostomatidae

Reference of the original description
Adnet, S. & Marivaux, L. & Cappetta, H. & Charruault, A.-L. & Essid, E.M. & Jiquel, S. & Ammar, H.K. & Marandat, B. & Marzougui, W. & Merzeraud, G. & Temani, R. & Vianey-Liaud, M. & Tabuce, R. (2020)
Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia. Palaeontologica Electronica, 23(2), Article a38

Types
Stegostoma tethysiensis
Holotype: NOM: KEB 1-147;


Description:


Citation: Stegostoma tethysiensis Adnet et al., 2020: 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 Adnet et al., 2020 [28754]: Extinct species of Stegostoma only known by isolated teeth that are characterized, compared to those of the unique and living species S. fasciatum, by teeth slightly lower and showing a light but gradual monognathic heterodonty; a pair of lateral cusplets that are more separated from the main cusp, especially in anterior files

Remarks
shark-references Species-ID=16003;

References
Adnet, S. & Marivaux, L. & Cappetta, H. & Charruault, A.-L. & Essid, E.M. & Jiquel, S. & Ammar, H.K. & Marandat, B. & Marzougui, W. & Merzeraud, G. & Temani, R. & Vianey-Liaud, M. & Tabuce, R. (2020)
Diversity and renewal of tropical elasmobranchs around the Middle Eocene Climatic Optimum (MECO) in North Africa: New data from the lagoonal deposits of Djebel el Kébar, Central Tunisia. Palaeontologica Electronica, 23(2), Article a38
DOI: 10.26879/1085