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Littleton , Arapahoe County, Colorado, USA

Lat/Long (Decimal)	39.6133,-105.016
Co-ordinates Derivation	based on nearby landmark
Given Location	Colorado, United States
Mindat.org Region (for given coordinates)	Arapahoe County, Colorado, USA

Collections

Collection	Reference	Stratigraphic Name	Comments	Lithology	Age
Littleton (DMNH 612)	Horner J. R., Lessem D. (1993)	Denver			72.1 - 66 Ma Late/Upper Cretaceous

Accepted Name	Hierarchy	Age
Basilemys sinuosa species	Animalia : Chordata : Reptilia : Testudines : Nanhsiungchelyidae : Basilemys : *Basilemys sinuosa*	72.1 - 66 Ma Late/Upper Cretaceous
Tyrannosaurus rex species	Animalia : Chordata : Reptilia : Dinosauria : Tyrannosauridae : Tyrannosaurus : *Tyrannosaurus rex*	72.1 - 66 Ma Late/Upper Cretaceous

Horner J. R., Lessem D. (1993) , The Complete T. rex, 1-239

Hutchison J. H., Holroyd P. A. (2003) Late Cretaceous and early Paleocene turtles of the Denver Basin, Colorado, Rocky Mountain Geology 38 1, 121-142

Data courtesy of: PBDB: The Paleobiology Database, Creative Commons CC-BY licenced. , GBIF: the Global Biodiversity Information Facility, various licences, iDigBio, various licences, and EOL: The Encyclopedia of Life (Open Data Public Domain). Because fossils are made of minerals too!