Agate Bridge N, PFV 161 (Triassic of the United States)

Also known as PEFO 85065, UCMP V82239, MNA 302/53

Where: Apache County, Arizona (34.9° N, 109.8° W: paleocoordinates 10.6° N, 48.3° W)

• coordinate estimated from map

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

• At the top of Blue Mesa Member. Near base of black/grey siltstone, approximately 6 m below Sonsela Sandstone (see Parker & Irmis 2005: fig. 8)

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; black siltstone

Size class: macrofossils

Collected by MNA, UCMP in 1978-79, 1982-85; reposited in the NMMNH, UCMP

Primary reference: W. Parker and R. B. Irmis. 2005. Advances in Late Triassic vertebrate paleontology based on new material from Petrified Forest National Park, Arizona. Vertebrate Paleontology in Arizona, New Mexico Museum of Natural History and Science Bulletin 29:45-58 [M. Carrano/K. Maguire/M. Carrano]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 57683: authorized by Matthew Carrano, entered by Kaitlin Maguire on 16.12.2005, edited by Matthew Carrano, Richard Butler and Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

Equisetopsida
 Pinidae - Pinidae
Reptilia
  -
Reptilia indet.2 Laurenti 1768 reptile
Reptilia indet. Laurenti 1768 reptile
UCMP, caudal vertebrae, NMMNH, two caudal vertebrae
 Loricata - Rauisuchidae
Postosuchus kirkpatricki2 Chatterjee 1985 rauisuchid
UCMP 126747, partial pelvis. PEFO 9335, dorsal vertebrae. PEFO 34044, left and right postorbitals
 Pseudosuchia -
"Desmatosuchus haplocerus" = Episcoposaurus haplocerus2
"Desmatosuchus haplocerus" = Episcoposaurus haplocerus2 Cope 1892 aetosaur
UCMP, plate fragments
 Pseudosuchia - Stagonolepididae
"Stagonolepis wellesi" = Calyptosuchus wellesi2
"Stagonolepis wellesi" = Calyptosuchus wellesi2 Long and Ballew 1985 aetosaur
UCMP 126906, 126864, paramedian and lateral plates. UCMP 126874, left coracoid
 Phytosauria - Parasuchidae
Leptosuchus sp.2 Case 1922 archosaur
UCMP 129823, left scapula
Amphibia
 Temnospondyli - Metoposauridae
"Buettneria perfecta" = Anaschisma browni2
"Buettneria perfecta" = Anaschisma browni2 Branson 1905 tetrapod
UCMP 129827, interclavicle