Tethylamna is an extinct genus of mackerel sharks that lived during the Eocene. It contains one valid species, T. dunni, and another potential species, T. twiggsensis. Its fossils have been found in North America, South America, Africa, and Asia.[1][2] T. twiggsensis has also been assigned to Brachycarcharias.[3]
Tethylamna Temporal range:
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Scientific classification | |
Domain: | Eukaryota |
Kingdom: | Animalia |
Phylum: | Chordata |
Class: | Chondrichthyes |
Subclass: | Elasmobranchii |
Order: | Lamniformes |
Family: | Odontaspidae |
Genus: | †Tethylamna Cappetta & Case, 2016[1] |
Type species | |
†Tethylamna dunni Cappetta & Case, 2016
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Species | |
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Synonyms[citation needed] | |
for T. twiggsensis
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References
edit- ^ a b Cappetta, H.; Case, G.R. (2016). "A selachian fauna from the middle Eocene (Lutetian, Lisbon Formation) of Andalusia, Covington County, Alabama, USA". Palaeontographica, Abteilung A. 307 (1–6): 43–103. Bibcode:2016PalAA.307...43C. doi:10.1127/pala/307/2016/43.
- ^ a b Case, G.R. (1981). "Late Eocene selachians from south-central Georgia". Palaeontographica, Abteilung A. 176 (1–3): 52–79.
- ^ Ebersole, J.A.; Cicimurri, D.J.; Stringer, G.L. (2019). "Taxonomy and biostratigraphy of the elasmobranchs and bony fishes (Chondrichthyes and Osteichthyes) of the lower-to-middle Eocene (Ypresian to Bartonian) Claiborne Group in Alabama, USA, including an analysis of otoliths" (PDF). European Journal of Taxonomy (585): 1–274. doi:10.5852/ejt.2019.585.