Allentown Claypit (MNA) (Triassic of the United States)

Where: Apache County, Arizona (35.3° N, 109.2° W: paleocoordinates 10.8° N, 47.7° W)

• coordinate estimated from map

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

• "Probably from the Blue Mesa Member of the Chinle Formation; however it is possible that they derive from a lower member such as the Mesa Redondo" (Parker 2005)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by MNA in the 1950s

• MNA: Museum of Northern Arizona, Flagstaff

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 93352: authorized by Richard Butler, entered by Richard Butler on 15.01.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Amphibia
 Temnospondyli - Metoposauridae
"Buettneria perfecta" = Anaschisma browni
"Buettneria perfecta" = Anaschisma browni Branson 1905 tetrapod
MNA Pl. 723, skull fragments
Reptilia
 Phytosauria - Parasuchidae
Leptosuchus sp. Case 1922 archosaur
MNA Pl. 709, proximal femur. MNA Pl. 711, distal femur
 Pseudosuchia -
"Desmatosuchus haplocerus" = Episcoposaurus haplocerus
"Desmatosuchus haplocerus" = Episcoposaurus haplocerus Cope 1892 aetosaur
MNA Pl. 719, pectoral horn. MNA Pl. 708, lateral plate