Parent taxon: Serpentes according to A. Palci et al. 2013
See also Augé and Rage 2006, Carroll 1988, Cope 1871, Cope 1875, Kuhn 1966, Longrich et al. 2012, Mead 2013, Mead and Steadman 2017, Rage 1984, Venczel and Stiuca 2008, Vidal and Hedges 2002 and Wilcox et al. 2002
Sister taxa: Alethinophidia, Botrophis, Cheilophis, Cholophidia, Coluber steinheimensis, Colubridae, Coniophis, Coniophis cosgriffi, Coniophis dabiebus, Coniophis precedens, Diablophis, Dinilysia, Dinilysiidae, Dipsadidae, Eophis, Goinophis, Hoffstetterella, Hoffstetterella brasiliensis, Hoplocephalus, Lunaophis, Madtsoiidae, Natricidae, Ophidion, Ophidioniscus, Ophidium, Ophidium, Palaeophiidae, Portugalophis, Pseudonaja, Pythonoidea, Tomodon, Xiaophis
Subtaxa: Anomalepididae Leptotyphlopidae Typhlopidae Typhlopoidea Xerotyphlops
Ecology:
Distribution:
• Quaternary of Antigua and Barbuda (1 collection), Argentina (1), the Bahamas (2), Cayman Islands (2), Greece (2), Jamaica (1), Yemen (2)
• Pliocene of Greece (2), Turkey (1)
• MN 13 of Greece (1)
• Miocene of Austria (1), Colombia (1), the Czech Republic (1), France (3), Greece (2), Hungary (5), Italy (2), Moldova (1), Morocco (2), Namibia (1), Romania (1), Saudi Arabia (1), Spain (3), Ukraine (2), United States (2: Florida)
• Harrisonian of United States (1: Florida)
• Arikareean of United States (1: Florida)
• Oligocene of United States (1: Florida)
• Eocene of France (3)
• Paleocene of Morocco (1)
• Cretaceous of Brazil (1)
Total: 51 collections including 55 occurrences