Where: Union County, Oklahoma (36.9° N, 103.0° W: paleocoordinates 11.7° N, 42.5° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Sheep Pen Sandstone Formation (Chinle Group), Norian (228.0 - 208.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; sandstone
Size class: mesofossils
Preservation: mold/impression, trace
Collection methods: surface (in situ),
Primary reference: M. G. Lockley and A. P. Hunt. 1995. Dinosaur Tracks and Other Fossil Footprints of the Western United States xxi-338 [M. Carrano/M. Carrano]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 184679: authorized by Matthew Carrano, entered by Matthew Carrano on 16.03.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
Grallator sp. Hitchcock 1858 theropod |