Infraorder Pilosa Flower 1883 (edentate)
Parent taxon: Xenarthra according to T. J. Gaudin and D. G. Branham 1998
Sister taxa: Anicanodonta, Chlamytheridae, Cingulata, Ernanodontidae, Phyllophaga, Nomarthra, Hicanodonta
Subtaxa: Megatherioidea, Tardigrada, Vermilingua
Ecology: ground dwelling omnivore