Tricoelodus

Tricoelodus
Temporal range: Late Oligocene (Deseadan)
~28.4–24.0 Ma
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Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: †Litopterna
Family: †Adianthidae
Subfamily: †Adianthinae
Genus: †Tricoelodus
Type species
†Tricoelodus bicuspidatus
Ameghino, 1897
Species
  • †Tricoelodus bicuspidatus Ameghino, 1897
  • †Tricoelodus boliviensis Cifelli & Soria, 1983

Tricoelodus is an extinct genus of adianthid litopterns that lived during the Late Oligocene in what is now Argentina and Bolivia. Fossils of this genus have been found in the Sarmiento Formation of Argentina and the Salla Formation of Bolivia.[1]

Naming and classification

Tricoelodus was named by Ameghino in 1897.[2]

Tricoelodus was first assigned to Mesorhinidae by Ameghino in 1897. It was then assigned to Adianthinae by Cifelli & Soria in 1983; and to Adianthidae by Cifelli in 1983 and by Carroll in 1988. [2]

References

  1. ^ Cifelli, Richard; Soria, Miguel Fernando (1983). "Systematics of the Adianthidae (Litopterna, Mammalia)". American Museum Novitates (2771): 1–25. hdl:2246/5255.
  2. ^ a b "PBDB". paleobiodb.org. Retrieved 2022-11-16.