Chondrichthyes - Orectolobiformes - Hemiscylliidae
Alternative spelling: Hemiscyllidae
Parent taxon: Orectoloboidei according to R. van der Laan 2019
See also Cahuzac et al. 2007, Carnevale et al. 2014, Case 1991, Delsate 2003, Jordan 1963, Kriwet 2003, Kriwet et al. 2007, Landau et al. 2025, Nelson et al. 2016, Peng et al. 2001, Tabuce et al. 2005 and Underwood 2006
Sister taxa: Brachaeluridae, Hemiscyllioidea, Orectolobidae, Orectoloboidea, Rhincodontidae, Stegostomatidae
Subtaxa: Acanthoscyllium Adnetoscyllium Almascyllium Chiloscyllium Cirrhoscyllium Folipistrix Hemiscyllium Palaeobrachaelurus Pseudospinax
Ecology: nektobenthic carnivore
Distribution:
• Miocene of Brazil (1 collection), Portugal (1)
• Oligocene of United States (1: Mississippi)
• Eocene of Egypt (5), France (11), India (1), Morocco (5), Senegal (2), Togo (1), Tunisia (1), Ukraine (3), the United Kingdom (6), United States (1: South Carolina), Western Sahara (1)
• Paleocene of Algeria (1), Austria (1), Denmark (2), Morocco (1), Sweden (1), Togo (2)
• Cretaceous to Paleogene of Morocco (1)
• Cretaceous of Belgium (3), Canada (6: Alberta, British Columbia), Egypt (1), France (16), Germany (4), Israel (1), Jordan (2), Lebanon (4), Mexico (1), Morocco (2), Peru (1), Spain (2), Sweden (10), Syria (2), Ukraine (1), the United Kingdom (30), United States (33: Alabama, Arizona, Colorado, Kansas, Maryland, Mississippi, Montana, Nebraska, New Jersey, New Mexico, South Carolina, South Dakota, Texas, Utah, Wyoming)
• Jurassic of France (1), Germany (3), Luxembourg (6), Poland (4), the United Kingdom (5)
Total: 187 collections including 236 occurrences