Biology:Nesorhinus

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Nesorhinus
Temporal range: Pleistocene, 0.709 Ma
Nesorhinus hayasakai.jpg
N. hayasakai
Scientific classification e
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Perissodactyla
Family: Rhinocerotidae
Subtribe: Rhinocerotina
Genus: Nesorhinus
Antoine et al., 2021
Species
  • Nesorhinus philippinensis
  • Nesorhinus hayasakai

Nesorhinus is a genus of rhinocerotid perissodactyl from the Pleistocene of Asia. It contains two species, Nesorhinus philippinensis from Luzon, Philippines and Nesorhinus hayasakai (formerly Rhinoceros sinensis hayasakai) from Taiwan.[1]

Evolution

Phylogenetically, Nesorhinus is the sister taxon to a clade consisting of Dicerorhinus and Rhinoceros. Its describers suggested it island-hopped from the Asian mainland to Taiwan and Luzon sometime during the Late Miocene or later.[1]

Nesorhinus philippinensis was smaller and less robust than other rhinocerotids, suggesting it was subject to insular dwarfism, the first perissodactyl known to be so.

References

  1. 1.0 1.1 Antoine, P.-O.; Reyes, M. C.; Amano, N.; Bautista, A. P.; Chang, C.-H.; Claude, J.; De Vos, J.; Ingicco, T. (2021). "A new rhinoceros clade from the Pleistocene of Asia sheds light on mammal dispersals to the Philippines". Zoological Journal of the Linnean Society 194 (2): 416–430. doi:10.1093/zoolinnean/zlab009. 

Wikidata ☰ Q106960370 entry