Family Urolophidae Gray 1851 (round ray)
Chondrichthyes - Myliobatiformes
Parent taxon: Myliobatiformes according to R. Tabuce et al. 2005
Sister taxa: Bates, Ceratopteridae, Dasyatidae, Dasyatoidea, Eomanta, Gymnuridae, Mobuloidea, Myliobatoidea, Ptychacanthus, Texabatis, Turoniabatis
Subtaxa: none
Ecology: nektobenthic carnivore