Dry Creek Tank SE (UCMP V82040, PFV 55) (Triassic of the United States)

Also known as PV55, CLC "Billings Gap", UCMP 7043

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

• coordinate based on nearby landmark

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

• "Upper Petrified Forest Formation" according to Long & Murry (1995); probably Sonsela Member (Parker & Irmis 2005)

Environment/lithology: terrestrial; lithology not reported

Size class: macrofossils

Collected by UCMP in 1923, 1981, 1987; reposited in the UCMP

• UCMP 7043 and UCMP V82040 "probably" represent the same locality

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 93431: authorized by Richard Butler, entered by Richard Butler on 19.01.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Reptilia
 Loricata - Rauisuchidae
Postosuchus kirkpatricki Chatterjee 1985 rauisuchid
PEFO 4851, complete left ilium
 Pseudosuchia - Stagonolepididae
Paratypothorax sp. Long and Ballew 1985 aetosaur
UCMP 126880, paramedian plate. UCMP 126881, lateral plate
Typothorax coccinarum Cope 1875 aetosaur
UCMP 126805, right paramedian plate
 Phytosauria - Parasuchidae
Machaeroprosopus tenuis n. sp., "Pseudopalatus mccauleyi n. sp." = Machaeroprosopus mccauleyi, "Pseudopalatinae indet." = Mystriosuchini
Machaeroprosopus tenuis n. sp. Camp 1930 archosaur
UCMP 27018, skull and lower jaws
"Pseudopalatus mccauleyi n. sp." = Machaeroprosopus mccauleyi Ballew 1989 archosaur
UCMP 12699, skull and ?associated lower jaws
"Pseudopalatinae indet." = Mystriosuchini Huene 1915 archosaur
UCMP 27019, postorbital. UCMP 27021, humerus and partial femur. UCMP 124956, left squamosal. UCMP 27020, fragmentary mandible. UCMP 27022, cranial and postcranial remains