†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
Ecology: ground dwelling omnivore
Distribution: