Chronister dinosaur site

Chronister Dinosaur Site
Stratigraphic range: Campanian,
75 Ma
↓
TypeFossil site
Unit ofMcNairy Sand Member, Ripley Formation
UnderliesPrairie Bluff Chalk Formation
OverliesDemopolis Chalk Formation
Thicknessup to 24 m (79 ft) (fossils found at 8 m (26 ft))
Lithology
PrimaryGlauconitic sandstone
OtherMicaceous chalk
Location
RegionMissouri
CountryUnited States

The Chronister Dinosaur Site is a fossil site within the McNairy Sand Member of the Ripley Formation, Missouri. Dinosaur fossils are among the known remains from the Chronister Dinosaur Site, most of which are housed in Washington, D.C.'s Smithsonian Institution.[1]

  1. ^ "Missouri State Dinosaur". e-ReferenceDesk. Web Marketing Services, Inc. LLC. 2010. Archived from the original on July 10, 2011. Retrieved January 12, 2011.