Saurian Valley (UCMP V82251, PFV 097): Norian, Arizona
collected by UCMP, NPS, USNM, AMNH 1921-1985

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
Trilophosaurus sp. Case 1928
2 specimens
UCMP 126749, caudal vertebra; UCMP unnumbered, ilium
    = Reptilia indet. Laurenti 1768
Parker and Irmis 2005
Stagonolepis wellesi (Long and Ballew 1985)
2 specimens
original and current combination Calyptosuchus wellesi
UCMP 126953, plates; UCMP 126954, plate fragment
Desmatosuchus haplocerus (Cope 1892)
1 specimen
nomen dubium belonging to Aetosauria
UCMP 126950, paramedian plates
Vancleavea campi Long and Murry 1995
1 specimen
UCMP 178050, caudal vertebra and fragments
Anomodontia - Stahleckeriidae
? Placerias sp. Lucas 1904
1 specimen
UCMP 26682, radius and partial ilium and humerus
Amphibia - Temnospondyli - Metoposauridae
Buettneria perfecta Case 1922
synonym of Anaschisma browni
UCMP unnumbered, plate fragments
Dipnomorpha - Arganodontidae
Arganodus sp. Martin 1979
see common names

Geography
Country:United States State/province:Arizona County:Navajo
Coordinates: 35.0° North, 109.9° West (view map)
Paleocoordinates:10.7° North, 48.3° West
Basis of coordinate:based on nearby landmark
Time
Period:Triassic Epoch:Late/Upper Triassic
Stage:Norian 10 m.y. bin:Triassic 4
Key time interval:Norian
Age range of interval:227.00000 - 208.50000 m.y. ago
Stratigraphy
Formation:Chinle Member:Sonsela
Stratigraphy comments: 6 to 8 metre below Sonsela Sandstone according to Long & Murry (1995)
This collection was originally listed as in the lower Petrified Forest Member by Long & Murry (1995), but as the Sonsela Member by Parker & Barton (2008) and Nesbitt et al. (2009)
Lithology and environment
Primary lithology: siltstone
Includes fossils?Y
Lithology description: Lithology data from UCMP catalogue
Environment:terrestrial indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Associated major elements:some
Disassociated major elements:some
Disassociated minor elements:some
Collection methods and comments
Collection methods:survey of museum collection
Reason for describing collection:taxonomic analysis
Museum repositories:UCMP
Collectors:UCMP, NPS, USNM, AMNH Collection dates:1921-1985
Metadata
Database number:92821
Authorizer:R. Butler Enterer:R. Butler
Modifier:M. Carrano Research group:vertebrate
Created:2009-12-01 01:27:51 Last modified:2021-10-29 10:23:48
Access level:the public Released:2009-12-01 01:27:51
Creative Commons license:CC BY
Reference information

Primary reference:
14122.ETE 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]

Secondary references:

78440 K. M. Loughney, D. E. Fastovsky, and W. G. Parker. 2011. Vertebrate fossil preservation in blue paleosols from the Petrified Forest National Park, Arizona, with implications for vertebrate biostratigraphy in the Chinle Formation. Palaios 26(11):700-718 [M. Carrano/M. Carrano/M. Carrano]
31327 S. J. Nesbitt, M. R. Stocker, B. J. Small and A. Downs. 2009. The osteology and relationships of Vancleavea campi (Reptilia: Archosauriformes). Zoological Journal of the Linnean Society 157:814-864 [R. Butler/R. Butler/R. Butler]
15512ETE 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]
31328 W. G. Parker and B. J. Barton. 2008. New information on the Upper Triassic archosauriform Vancleavea campi based on new material from the Chinle Formation of Arizona. Palaeontologia Electronica 11(3):14A [R. Butler/R. Butler]