PaleoDB taxon number: 43596
Synonyms: Bradypidae Gray 1825 (no. 96032), Bradypodidae Gray 1825 (no. 66278), Choloepidae Gray 1871 (no. 237242), Choloepina Gray 1871 (no. 237241)
Parent taxon: Eutardigrada according to T. J. Gaudin 1995
Sister taxa: Megatheriidae, Mylodontidae
Subtaxa: Acratocnus, Ahytherium, Amphihapalops, Amphiocnus, Analcimorphus, Australonyx, Bradypodina, Choloepus, Deseadognathus, Diabolotherium, Diheterocnus, Eugeronops, Geronops, Hyperleptus, Mecorhinus, Megalocninae, Megalocnus, Megalonychinae, Megalonychops, Megalonychotherium, Megalonyx, Megistonyx, Meizonyx, Mesocnus, Metopotherinae, Metopotherini, Microcnus, Miocnus, Nothropus, Ocnopodinae, Ortotheriinae, Ortotherium, Paranabradys, Paraplanops, Pliometanastes, Pliomorphus, Protomegalonyx, Pseudhapalops, Torcellia, Trematherium
Ecology: ground dwelling herbivore