Tethylamna
Temporal range:
Scientific classification
Kingdom:
Animalia
Phylum:
Chordata
Class:
Chondrichthyes
Superorder:
Selachimorpha
Order:
Lamniformes
Family:
?Odontaspididae
Genus:
†Tethylamna

Cappetta & Case, 2016[1]
Type species
†Tethylamna dunni
Cappetta & Case, 2016
Other species
  • ?†Tethylamna twiggsensis
    (Case, 1981)[2]
Synonyms
Species synonymy
  • T. twiggsensis
      • Lamna twiggsensis
        Case, 1981
      • Cretalamna twiggsensis
        (Case, 1981)
      • Brachycarcharias twiggsensis
        (Case, 1981)

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]

References

  1. 1 2 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.
  2. 1 2 Case, G.R. (1981). "Late Eocene selachians from south-central Georgia". Palaeontographica, Abteilung A. 176 (1–3): 52–79.
  3. ↑ 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". European Journal of Taxonomy (585): 1–274. doi:10.5852/ejt.2019.585.


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