Also known as PF39, Hell Wash
Where: Apache County, Arizona (35.0° N, 109.9° W: paleocoordinates 10.7° N, 48.3° W)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Petrified Forest Member (Chinle Formation), Norian (228.0 - 208.5 Ma)
• "Upper Petrified Forest Formation"; now known as the Petrified Forest Member (Woody 2003) or the Painted Desert Member of the Petrified Forest Formation (Heckert & Lucas 2002).
•"lower conglomeratic sandstone between maroon and "goblin sandstone" about 9 m below "goblin sandstone"
•Low in the Petrified Forest Member, below Painted Desert Sandstone 1
• bed-level stratigraphic resolution
Environment/lithology: terrestrial; sandy conglomerate
Size class: macrofossils
Collected by UCMP in 1985; reposited in the UCMP
Primary reference: R. A. Long and P. A. Murry. 1995. Late Triassic (Carnian and Norian) Tetrapods from the Southwestern United States. New Mexico Museum of Natural History and Science Bulletin 4:1-254 [M. Carrano/M. Carrano/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 93462: authorized by Richard Butler, entered by Richard Butler on 19.01.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Reptilia | |
"Pseudopalatus ? pristinus" = Machaeroprosopus pristinus
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