Rainbow Forest tracksite, NMMNH L-6756 (Triassic of the United States)

Also known as Petrified Forest, Giant Logs, Long Logs, PEFO

Where: Navajo County, Arizona (34.8° N, 109.9° W: paleocoordinates 10.5° N, 48.4° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Sonsela Member (Chinle Formation), Norian (228.0 - 208.5 Ma)

• in the Agate Bridge bed; "Revueltian"

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Preservation: trace

Collection methods: surface (in situ),

Primary reference: A. P. Hunt and S. G. Lucas. 2006. Late Triassic tetrapod tracks from Petrified Forest National Park, Arizona. In J. D. Harris, S. G. Lucas, J. A. Spielmann, M. G. Lockley, A. R. C. Milner, J. I. Kirkland (eds.), The Triassic-Jurassic Terrestrial Transition. New Mexico Museum of Natural History and Science Bulletin 37:221-225 [M. Carrano/M. Carrano/P. Wagner]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 84187: authorized by Matthew Carrano, entered by Matthew Carrano on 23.09.2008, edited by Margaret Shalap and Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Squamata -
Rhynchosauroides sp. Maidwell 1911 squamates
 Pseudosuchia - Chirotheriidae
Brachychirotherium sp.3 Beurlen 1950 archosaur
 Theropoda - Grallatoridae
cf. Grallator sp.3 Hitchcock 1858 theropod
 Saurischia -
Barrancapus sp.2 Hunt et al. 1993 prosauropod
Equisetopsida
 Pinidae - Pinidae