Scelidotheriidae

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Scelidotheriidae
Temporal range:
Ma
Scelidotherium leptocephalum in Paris
Scientific classification Edit this classification
Domain: Eukaryota
Kingdom: Animalia
Phylum: Chordata
Class: Mammalia
Order: Pilosa
Superfamily:
Mylodontoidea
Family: Scelidotheriidae
Ameghino 1889
Genera

Scelidotheriidae is a family of extinct

Choloepus is, and thus it has been elevated back to full family status by Presslee et al. (2019).[3]

Taxonomy

Together with Mylodontidae, and the two-toed sloths, the scelidotheriids form the

plesiomorphic
member of this family and does not belong to the main group of closely related genera.

Phylogeny

The following sloth family phylogenetic tree is based on collagen and mitochondrial DNA sequence data (see Fig. 4 of Presslee et al., 2019).[3]

Folivora

Megalocnidae (Caribbean sloths)

Mylodontoidea
Choloepodidae

(two-toed sloths)

Choloepus didactylus

Choloepus hoffmanni

Megatherioidea

Megalonychidae

   

Bradypodidae
(three-toed sloths)

Below is a more detailed cladogram of the Scelidotheriidae, based on the work of Nieto et al. 2020.[4]

References

Further reading

External links