Peacock Canyon tracksite (AMNH) (Triassic of the United States)

Where: Union County, New Mexico (36.8° N, 103.1° W: paleocoordinates 11.7° N, 42.6° W)

• coordinate stated in text

• small collection-level geographic resolution

When: Sloan Canyon Formation (Chinle Group), Norian (228.0 - 208.5 Ma)

• level just above that of bones of McQuistion ranch

• bed-level stratigraphic resolution

Environment/lithology: lacustrine - small; green, red siltstone

• "thin plates of pale reddish or greenish siltstone."

Size class: macrofossils

Preservation: cast, mold/impression, trace

Collected by B. Brown in 1928; reposited in the AMNH

Collection methods: quarrying,

Primary reference: D. Baird. 1964. Dockum (Late Triassic) reptile footprints from New Mexico. Journal of Paleontology 38(1):118-125 [M. Carrano/M. Carrano/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 46563: authorized by Matthew Carrano, entered by Matthew Carrano on 19.01.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata -
Rhynchosauroides sp. Maidwell 1911 squamates
trackway