Family Urolophidae Gray 1851 (round ray)

Chondrichthyes - Myliobatiformes - Urolophidae

Parent taxon: Myliobatiformes according to G. Marramà et al. 2020

See also Cappetta 1987, Carnevale et al. 2014, Nelson et al. 2016 and Tabuce et al. 2005

Sister taxa: Acanthobatis, Aetobatidae, Bates, Ceratopteridae, Dasyatidae, Dasyatoidea, Eomanta, Gymnuridae, Hypolophodon, Mobuloidea, Myliobatidae, Myliobatoidea, Myliobatoidei, Phosphatodon, Platyrhinoidei, Ptychacanthus, Texabatis, Urotrygonidae

Subtaxa: Urolophus Urolophus crassicaudatus

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Ecology: nektobenthic carnivore

Distribution:

• Quaternary of United States (4: California collections)

• Pliocene of United States (1: California)

• Oligocene of Germany (1)

• Eocene of Italy (3), Morocco (1)

Total: 10 collections including 13 occurrences

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