PBDB Collection

MNA 852, Ward Terrace (Triassic of the United States)

Where: Coconino County, Arizona (35.9° N, 111.3° W: paleocoordinates 14.7° N, 50.5° W)

• coordinate estimated from map

• small collection-level geographic resolution

When: Owl Rock Member (Chinle Formation), Rhaetian (208.5 - 201.3 Ma)

• bed-level stratigraphic resolution

Environment/lithology: crevasse splay; mudstone

Size class: mesofossils

Primary reference: R. E. Kirby. 1991. A vertebrate fauna from the Upper Triassic Owl Rock Member of the Chinle Formation in Northern Arizona, Northern Arizona University. 1-476 [R. Butler/R. Butler]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 84014: authorized by Matthew Carrano, entered by Matthew Carrano on 15.09.2008, edited by Richard Butler

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names

Amphibia
Temnospondyli - Metoposauridae	Apachesaurus sp.² Apachesaurus sp.² Hunt 1993 tetrapod MNA V5575, two partial caudal centra
Reptilia
Phytosauria - Parasuchidae	"Pseudopalatus buceros" = Machaeroprosopus buceros², "Pseudopalatus buceros" = Machaeroprosopus buceros² "Pseudopalatus buceros" = Machaeroprosopus buceros² Cope 1881 archosaur MNA V1595, posterior skull. MNA V7088, basioccipital. MNA V7089, partial squamosal "Pseudopalatus buceros" = Machaeroprosopus buceros² Cope 1881 archosaur MNA V7191-7198, postcranial fragments
Pseudosuchia - Shuvosauridae	"cf. Chatterjeea sp." = Shuvosaurus¹ "cf. Chatterjeea sp." = Shuvosaurus¹ Chatterjee 1993 archosaur
Pseudosuchia - Stagonolepididae	Typothorax coccinarum Typothorax coccinarum Cope 1875 aetosaur MNA 6750, paramedian plate. MNA V5574, 6705, centra
Bivalvia
Unionida - Unionidae	Unio sp. Unio sp. Philipsson 1788 freshwater mussel MNA N9284, disarticulated valves

¹Kirby 1993; ²Spielmann et al. 2007