Stinking Springs SMU 254 (Triassic of the United States)

Where: Apache County, Arizona (34.7° N, 109.6° W: paleocoordinates 10.3° N, 48.2° W)

• coordinate estimated from map

• small collection-level geographic resolution

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

• Location section S4a

• group of beds-level stratigraphic resolution

Environment/lithology: terrestrial; nodular siltstone and sandstone

Size class: macrofossils

Collection methods: surface (in situ),

• SMU: Southern Methodist University

Primary reference: M. J. Polcyn, D. A. Winkler, L. L. Jacobs and K. Newman. 2002. Fossil occurrences and structural disturbance in the Triassic Chinle Formation at North Stinking Springs Mountain near St. Johns, Arizona. In A. B. Heckert, S. G. Lucas (eds.), Upper Triassic Stratigraphy and Paleontology, New Mexico Museum of Natural History and Science Bulletin 21:43-49 [R. Butler/R. Butler]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 92855: authorized by Richard Butler, entered by Richard Butler on 02.12.2009

Creative Commons license: CC BY (attribution)

Taxonomic list

Osteichthyes
 Temnospondyli - Metoposauridae
Apachesaurus sp. Hunt 1993 tetrapod
Reptilia
 Phytosauria -
Phytosauria indet. archosaur
Multiple weathered and fragmentary phytosaur skeletons
 Phytosauria - Parasuchidae
"Pseudopalatus sp." = Machaeroprosopus
"Pseudopalatus sp." = Machaeroprosopus Mehl 1916 archosaur
SMU 74776, partial skull