Parent taxon: Rajiformes according to G. Guinot et al. 2012
See also Biddle 1993, Cappetta 1980, Cappetta 1987, Case 1978, Case 1981, Delsate and Candoni 2001, Dica et al. 1996, Kriwet et al. 2009, Kriwet et al. 2007, Thies 1983 and Underwood and Rees 2002
Sister taxa: Anacanthobatidae, Antiquaobatis, Archingeayia, Arhynchobatidae, Crurirajidae, Cyclobatidae, Dynatobatis, Engolismaia, Erguitaia, Gurgesiellidae, Hamrabatis, Hexatrygon, Hypolophidae, Hypsobatidae, Kiestus, Myeladaphus, Oncobatis, Ostarriraja, Parapalaeobatidae, Plesiobatis, Pristoidei, Rajidae, Rajoidei, Rhina, Sclerorhynchoidei, Sechmetia, Squatirhina, Tanoutia, Tomewingia, Torpedinoidea, Urobatis, Urotrygon, Zanobatus
Subtaxa: Asterodermus Asterodermus platypterus Ataktobatis Protoplatyrhina Pseudohypolophus Pseudomyledaphus Turoniabatis Vascobatis
Ecology: nektobenthic carnivore
Distribution:
• Paleocene to Eocene of Saudi Arabia (1 collection)
• Cretaceous of Canada (13: Alberta), France (7), Germany (1), Israel (3), Jordan (1), Kazakhstan (1), Mexico (1), Morocco (1), Spain (5), Syria (1), the United Kingdom (7), United States (87: Colorado, Delaware, Georgia, Maryland, Mississippi, Montana, Nebraska, New Jersey, New Mexico, North Carolina, North Dakota, South Carolina, South Dakota, Texas, Utah, Wyoming)
• Jurassic of Germany (17)
Total: 146 collections including 177 occurrences