Zuni Well Mound, PFV 215 (Triassic of the United States)

Also known as PEFO

Where: Apache County, Arizona (35.1° N, 109.8° W: paleocoordinates 10.8° N, 48.3° W)

• coordinate based on nearby landmark

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

• "Approximately 54 meters below a prominent tuffaceous sandstone bed known as the Black Forest Bed. Riggs et al. (2003) have determined a maximum age for this bed, and thus a minimum age for the quarries, of 213 +/- 1.7 based on U-Pb ages of detrital zircons."

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collection methods: quarrying,

• PEFO: Petrified Forest National Park, Arizona

Primary reference: W. G. Parker and B. J. Barton. 2008. New information on the Upper Triassic archosauriform Vancleavea campi based on new material from the Chinle Formation of Arizona. Palaeontologia Electronica 11(3):14A [R. Butler/R. Butler]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 92811: authorized by Richard Butler, entered by Richard Butler on 30.11.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

 Eosuchia - Doswelliidae
Vancleavea campi1 Long and Murry 1995 archosauromorph
PEFO 31202, left femur; PEFO 34035, partial skeleton
 Pseudosuchia -
Revueltosaurus callenderi2 Hunt 1989 archosaur