†suborder Pyrotheria Ameghino 1895 (placental)
Parent taxon: Sudamericungulata according to L. S. Avilla and D. Mothé 2021
See also Carroll 1988, Gregory 1910, McKenna 1975 and McKenna and Bell 1997
Sister taxa: Astrapotheria, Notoungulata, Xenungulata
Subtaxa: Carolozittelia Griphodon Pyrotheridae Pyrotheriidae
Ecology: scansorial herbivore
Distribution: