†subfamily Thalassocninae Muizon et al. 2004 (edentate)

Mammalia - Megatherioidea - Nothrotheriidae

Full reference: C. Muizon, H. G. McDonald, R. Salas and M. Urbina. 2004. The youngest species of the aquatic sloth Thalassocnus and a reassesment of the relationships of the nothrothere sloths (Mammalia: Xenarthra). Journal of Vertebrate Paleontology 24(2):387-397

Parent taxon: Nothrotheriidae according to L. Varela et al. 2019

See also Amson et al. 2017, Amson et al. 2017, De Los Arcos et al. 2017, Muizon et al. 2004 and Peralta-Prato and Solórzano 2019

Sister taxa: Mcdonaldocnus, Neohapalops, Nothrotheriinae

Subtaxa: Thalassocnus

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Ecology: ground dwelling omnivore

Distribution:

• Pliocene of Chile (2 collections), Peru (1)

• Miocene to Pliocene of Argentina (1), Chile (1)

• Miocene of Chile (3), Peru (6)

Total: 14 collections each including a single occurrence

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