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en.wikipedia.org/wiki/South_Platte_Formation

The South Platte Formation is a Mesozoic geologic formation. Fossil ankylosaur tracks have been reported from the formation.

ngmdb.usgs.gov/Geolex/UnitRefs/SouthPlatteRefs_10504.html

Aug 3, 2016 ... South Platte formation*. Modifications: Named. Dominant lithology: Shale; Sandstone. AAPG geologic province: Denver basin. Publication:.

pubs.usgs.gov/pp/0274b/report.pdf

named the South Platte formation. The term Dakota group is retained to include these two formations. Lytle sediments were deposited on flood plains and are ...

www.geocaching.com/geocache/GC156EH_old-kiln-trail-geology-field-guide

Aug 16, 2007 ... The South Platte Formation of the Dakota Group represents the first Cretaceous marine flooding of Colorado along the Western Interior Seaway ...

inside.mines.edu/fs_home/tboyd/Coal/geology/overview.html

The South Platte Formation of the Dakota Group and the Laramie Formation have produced the bulk of the clay in the county, and the Laramie Formation has ...

www.ncbi.nlm.nih.gov/pmc/articles/PMC4619635

Oct 22, 2015 ... ... such as trackway MWC 201.1 from the South Platte Formation (Late Aptian- Early Cenomanian) of the Dakota Group of Colorado, USA [45].

epod.usra.edu/blog/2003/05/new-and-ancient-ripple-marks.html

May 12, 2003 ... This area was once the shore of a vast sea -- ripples in the sands of that shoreline were preserved in the South Platte Formation of the Dakota ...

www.nrcresearchpress.com/doi/pdf/10.1139/e91-009

Cretaceous dinosaur footprints discovered in the J Sandstone of the South Platte Formation (Dakota Group) in Colorado and the St. Mary River Formation of ...

www.minersoc.org/pages/Archive-CM/Volume_9/9-2-209.pdf

Apr 10, 1970 ... Such differences are described below from the South Platte Formation (Albian- ? Cenomanian) of Colorado and the Upper Cretaceous rocks of ...

www.xinglida.net/pdf/Lockley%20et%20al%202016%20Colorado%20didactyl%20raptor.pdf

(Plainview Member) of the South Platte Formation (Dakota Group) at Dinosaur Ridge, Colorado are attributed to deinonychosaurian theropod dinosaurs and ...