Subfamily Gerrhonotinae Cope 1864 (squamates)

Reptilia - Squamata - Anguidae

Alternative spelling: Gerrhonotidae

Parent taxon: Anguidae according to M. A. Norell 1989

See also Cope 1871, Cope 1875, Estes 1964, Estes 1983, Hay 1902, Kuhn 1966, McDowell and Bogert 1954 and McGrew et al. 1959

Sister taxa: Anguinae, Anniellinae, Bainguis, Barisia, Diploglossinae, Glyptosaurinae, Machaerosaurus, Odaxosaurinae, Odaxosaurus, Ophisauromimus, Rajaurisaurus, Xestops lentus, Xestops microdus, Xestops minutus, Xestops piercei

Subtaxa: Abronia Barissia Coloptychon Gerrhonotus Paragerrhonotus

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Ecology: insectivore-carnivore

Distribution:

• Quaternary of United States (4: California collections)

• Blancan of United States (1: California)

• Miocene of United States (15: California, Kansas, Nebraska, Wyoming)

• Eocene of United States (6: North Dakota, Wyoming)

• Paleocene of United States (2: Montana, Wyoming)

• Cretaceous of United States (3: New Mexico, Wyoming)

Total: 31 collections including 32 occurrences

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