Choristodera was erected by Cope (1876) to encompass Champsosaurus, a new fresh water reptile from the Upper Cretaceous Judith River beds of Montana, North America.
Our concept of Choristodera has thus changed substantially in recent years.
Although the Triassic genus Pachystropheus (England, Germany) has been referred to the Choristodera (e.g.
In summary, Choristodera were distributed throughout Laurasia from the Jurassic to the Miocene in warm temperate-paratropical localities.
(2005): The first choristoderes (Diapsida, Choristodera) from the Paleogene of Asia.
M, (1993): A new material of Ikechosaurus sunailinae (Reptilia: Choristodera) from the Early Cretaceous Langhongdong Formation, Ordos Basin, Inner Mongolia, and the interrelationships of the genus.
(1989): Erster Nachweis von Choristodera (Reptilia, Diapsida) in der Oberkreide Europas: Champsosaurierwirbel aus den Gosau-Schichten (Campan) Niederosterreichs.
(2000): Choristodera from the Lower Cretaceous of northern Asia.
(1987): Simoedosaurus dakotensis, new species, a diapsid reptile (Archosauromorpha: Choristodera) from the Paleocene of North America.
(1993): A history of an extinct reptilian clade, the Choristodera: longevity, Lazarus-taxa, and the fossil record.
(2000): New occurrences of Cteniogenys (Reptilia, Choristodera) in the Late Jurassic of Wyoming and South Dakota.