''Chelydrops'' is an extinct genus of

Chelydridae The Chelydridae is a family of turtles that has seven extinct and two extant genera. The extant genera are the snapping turtles, '' Chelydra'' and '' Macrochelys''. Both are endemic to the Western Hemisphere. The extinct genera are '' Acherontem ...

from

Miocene The Miocene ( ) is the first geological epoch of the Neogene Period and extends from about (Ma). The Miocene was named by Scottish geologist Charles Lyell; the name comes from the Greek words (', "less") and (', "new") and means "less recent" ...

of North America. Only one species is described, ''Chelydrops stricta'' (Matthew, 1924). The genus was considered by Hutchison (2008) to be a junior synonym of the genus ''

Macrochelys ''Macrochelys'' is a genus of very large freshwater turtles in the family Chelydridae from Southeastern United States. Only a single extant species was recognized until a 2014 study divided it into two, or possibly three species. Extant species ...

'', containing the

alligator snapping turtle The alligator snapping turtle (''Macrochelys temminckii'') is a large species of turtle in the family Chelydridae. The species is native to freshwater habitats in the United States. ''M. temminckii'' is one of the heaviest freshwater turtles i ...

; Hutchison transferred the species ''C. stricta'' to the genus ''Macrochelys''.

References

* Carroll, R. L. Vertebrate Paleontology and Evolution. W. H Freeman Company, 1988. Chelydridae Miocene turtles Miocene reptiles of North America Prehistoric turtle genera Taxa named by Wilhelm Peters Fossil taxa described in 1868 {{paleo-turtle-stub