Circle Cliffs 2 tracksite, GS-ENM (Triassic of the United States)

Where: Garfield County, Utah (38.0° N, 111.1° W: paleocoordinates 16.8° N, 50.1° W)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Owl Rock Member (Chinle Formation), Rhaetian (208.5 - 201.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: mold/impression, trace

Primary reference: A. H. Hamblin and J. R. Foster. 2001. Ancient animal footprints and traces in the Grand Staircase-Escalante National Monument, south-central Utah. D. A. Sprinkel, T. C. Chidsey, Jr., & P. B. Anderson (eds.), Geology of Utah's Parks and Monuments: 2000 Utah Geological Association Publication 28:1-12 [M. Carrano/K. Maguire/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 57064: authorized by Matthew Carrano, entered by Kaitlin Maguire on 01.12.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata -
Rhynchosauroides sp. Maidwell 1911 squamates
 Pseudosuchia - Gwyneddichniidae
Gwyneddichnium sp. Bock 1952 archosaur
 Phytosauria - Parasuchidae
Apatopus sp. Baird 1957 archosaur
 Theropoda - Grallatoridae
Grallator sp. Hitchcock 1858 theropod
 Saurischia -
Pseudotetrasauropus sp. Ellenberger 1965 prosauropod