AMNH EHC 1946/27 (PFV 53) (Triassic of the United States)

Also known as PV53

Where: Apache County, Arizona (34.9° N, 109.7° W: paleocoordinates 10.6° N, 48.2° 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).

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by E. H. Colbert in 1946; reposited in the AMNH

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: general faunal/floral analysis

PaleoDB collection 93429: authorized by Richard Butler, entered by Richard Butler on 19.01.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Ceratodontiformes - Arganodontidae
Arganodus sp. Martin 1979 Australian lungfish
Reptilia
 Phytosauria - Parasuchidae
"Pseudopalatus pristinus" = Machaeroprosopus pristinus
"Pseudopalatus pristinus" = Machaeroprosopus pristinus Mehl 1928 archosaur
AMNH 7222, complete skull and lower jaw