Mammalia - Xenarthra - Megalonychidae

Parent taxon: Megalonychidae according to R. L. Carroll 1988

Sister taxa: Acratocnus, Ahytherium, Amphihapalops, Amphiocnus, Australonyx, Choloepus, Eugeronops, Hyperleptus, Mecorhinus, Megalocninae, Megalocnus, Megalonychinae, Megalonychops, Megalonychotherium, Megalonyx, Meizonyx, Mesocnus, Metopotherini, Microcnus, Miocnus, Nothropus, Ocnopodinae, Ortotheriinae, Ortotherium, Paranabradys, Pliometanastes, Pliomorphus, Proplatyarthrus, Protomegalonyx, Torcellia, Bradypodina

Subtaxa: none

Ecology: ground dwelling herbivore