Classification
Suborder Folivora (sloths)
- Family Bradypodidae (three-toed sloths)
- Bradypus
- Pale-throated sloth (Bradypus tridactylus))
- Brown-throated sloth (Bradypus variegatus)
- Maned sloth (Bradypus torquatus)
- Pygmy three-toed sloth (Bradypus pygmaeus)
- Bradypus
- Family Megalonychidae (two-toed sloths and extinct ground sloths)
- Choloepus (Two-toed sloths)
- Hoffmann's two-toed sloth (Choloepus hoffmanni)
- Linnaeus's two-toed sloth (Choloepus didactylus)
- Acratocnus
- Habanocnus
- Neocnus
- Imagocnus
- Megalocnus
- Megalonyx
- Choloepus (Two-toed sloths)
- Family Megatheriidae (megatheriid ground sloths)
- Eremotherium
- Hapalops
- Megatherium
- Nothrotherium
- Nothropus
- Family Mylodontidae (mylodontid ground sloths)
- Glossotherium
- Lestodon
- Mylodon
- Paramylodon
- Scelidotherium
- Chubutherium
- Family Nothrotheriidae (nothrotheriid ground sloths)
- Nothrotheriops
- Pronothrotherium
- Thalassocnus
- Family Orophodontidae (orophodontid ground sloths)
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