Cteniogenys antiquus Gilmore 1928 (choristodere)

Reptilia - Choristodera

Synonym: Cteniogenys reedi Seiffert 1975

Full reference: C. W. Gilmore. 1928. Fossil lizards of North America. Memoirs of the National Academy of Sciences 22(3):1-201

Belongs to Cteniogenys according to K. -Q. Gao and R. C. Fox 1998

See also Estes 1983, Evans 1989, Foster and Trujillo 2000, Gilmore 1928, Prothero and Estes 1980 and Seiffert 1975

Sister taxa: none

Type specimens:

  • Cteniogenys antiquus: USNM 6134, a mandible (partial left dentary). Its type locality is Quarry 9, Como Bluff (YPM), which is in a Kimmeridgian/Tithonian fluvial-lacustrine mudstone/sandstone in the Morrison Formation of Wyoming.
  • Cteniogenys reedi: Gui A.33, a mandible. Its type locality is Guimarota, which is in a Kimmeridgian lagoonal coal in the AlcobaƧa Formation of Portugal.



• Cretaceous of Canada (2: Alberta collections)

• Jurassic of United States (8: South Dakota, Wyoming)

Total: 10 collections each including a single occurrence

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Specimen images are retrieved through the ePANDDA API.

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