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, Venczel and Stiuca 2008, Vidal and Hedges 2002 and Wilcox et al. 2002
Sister taxa: Alethinophidia, Botrophis, Cholophidia, Coluber steinheimensis, Diablophis, Dinilysia, Eophis, Goinophis, Hoplocephalus, Lunaophis, Madtsoiidae, Ophidion, Ophidioniscus, Ophidium, Portugalophis, Protagras, Pseudonaja, Tomodon, Typhlopoidea, Xiaophis
Subtaxa: Anomalepididae Leptotyphlopidae Typhlopidae
Ecology:
Distribution:
• Quaternary of Antigua and Barbuda (1 collection), the Bahamas (2), Greece (2)
• Pliocene of Greece (2), Turkey (1)
• MN 13 of Greece (1)
• Miocene of Austria (1), France (2), Greece (1), Hungary (5), Italy (1), Morocco (2), Romania (1), Saudi Arabia (1), Spain (2), Ukraine (2), United States (1: Florida)
• Oligocene of United States (1: Florida)
• Eocene of France (3)
Total: 32 collections including 33 occurrences