Four Mile Canyon tracksite (Triassic to of the United States)

Also known as Lake Powell

Where: Garfield County, Utah (37.8° N, 110.5° W: paleocoordinates 14.2° N, 48.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Rock Point Formation (Chinle Group), Norian to Norian (228.0 - 201.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported and sandstone

Size class: macrofossils

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 184678: authorized by Matthew Carrano, entered by Matthew Carrano on 16.03.2017

Creative Commons license: CC BY (attribution)

Taxonomic list

 Saurischia - Eubrontidae
"Atreipus milfordensis" = Anchisauripus milfordensis
"Atreipus milfordensis" = Anchisauripus milfordensis Bock 1952 theropod