Proplatyarthrus (original) (raw)

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Extinct ground sloth from Chubut, Argentina

_Proplatyarthrus_Temporal range: Early Oligocene (Tinguirirican-Deseadan)~33.9–28.4 Ma PreꞒ O S D C P T J K Pg N
Talus bone of Proplatyarthrus
Scientific classification Edit this classification
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Pilosa
Family: Megalonychidae
Genus: ProplatyarthrusAmeghino 1905
Type species
†_P. longipes_Ameghino, 1905

Proplatyarthrus is an extinct genus of ground sloths of the family Megalonychidae, endemic to Chubut Province, Argentina.[1]

Proplatyarthrus was named and a talus bone described by Florentino Ameghino in 1905.[2] It was assigned to Megalonychidae by Carroll in 1988.[3]

  1. ^ "PaleoBiology Database: Proplatyarthrus, basic info". Archived from the original on 2012-10-13. Retrieved 2009-08-15.
  2. ^ Ameghino, 1905, p.59
  3. ^ R. L. Carroll. 1988. Vertebrate Paleontology and Evolution. W. H. Freeman and Company, New York 1-698