Prototherium

Prototherium
Temporal range: Middle Eocene–Late Eocene
Scientific classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Sirenia
Family: Dugongidae
Subfamily: †Halitheriinae
Genus: Prototherium
de Zigno, 1887
Species
  • Prototherium veronense (de Zigno, 1887) (type)
  • Prototherium ausetanum Balaguer & Alba, 2016[1]
  • Prototherium intermedium Bizzotto, 1983

Prototherium is a genus of extinct sirenian related to the dugong. It is known from middle (Bartonian) and upper Eocene deposits in Italy and Spain.[2]

Three species are now included in the genus, but their phylogenetic relations are not resolved and possibly one of them (Prototherium intermedium[3]) must be excluded. In the same way, relations between Prototherium and other genus are confused and need revision.

References

  1. Balaguer, Jordi; David M. Alba (12 February 2016). "A new dugong species (Sirenia, Dugongidae) from the Eocene of Catalonia (NE Iberian Peninsula)". General Palæontology. Elsevier. doi:10.1016/j.crpv.2015.10.002. Cite uses deprecated parameter |coauthors= (help)
  2. "Prototherium de Zigno 1887". Fossilworks. Retrieved 13 February 2016.
  3. Bizzotto, 1983. Prototherium intermedium n. sp. (Sirenia) dell'Eocene Superiore di Possagno e proposta di revisione sistematica del taxon Eotheroides Palmer 1899. Mem. Sci. Geol., Ist. Geol. Min. Univ. Padova 36: 95-116. 2 tabs. 5 figs. 2 pls.

See also

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