Protosirenidae

Protosirenidae
Temporal range: Middle Eocene–Late Eocene
The skeleton of Protosiren
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Sirenia
Family: †Protosirenidae
Sickenberg, 1934
Genera

Protosirenidae is an extinct primitive family of the order Sirenia.[1][2]

Protosirenids are thought to have been amphibious quadrupeds, meaning that they spent their time both on land and in the water and had four legs.[3]

  1. ^ D. P. Domning, G. J. Heal, and S. Sorbi. 2017. Libysiren sickenbergi, gen. et sp. nov.: a new sirenian (Mammalia, Protosirenidae) from the middle Eocene of Libya. Journal of Vertebrate Paleontology 37(2):e1299158
  2. ^ "Fossilworks: Protosirenidae".
  3. ^ Berta, Annalisa; Sumich, James; Kovacs, Kit (2005). Sirenian and Other Marine Mammals: Evolution and Systematics (PDF) (2nd ed.). Elsevier Science. pp. 89–110. ISBN 9780120885527. Retrieved 15 July 2018. {{cite book}}: |work= ignored (help)