PBDB Collection

Inadvertent Hills, UCMP V82250: Norian, Arizona
collected by A. & R. Preston 1982

List of taxa

Where & when

Geology

Taphonomy & methods

Metadata & references

Taxonomic list

Dipnomorpha - Arganodontidae

	Arganodus sp. Martin 1979	Long and Murry 1995
Reptilia

	Reptilia indet. Laurenti 1768	Loughney et al. 2011
Reptilia - Coelophysidae

	Coelophysis bauri (Cope 1887)		1 individual
	UCMP 129618, posterior portion of a skeleton including most of the pelvic region and hindlimb, "Padian theropod" (3 measurements)
	= Theropoda indet. Marsh 1881	Long and Murry 1995
	= Coelophysis sp. Cope 1889	Nesbitt et al. 2007
	= Coelophysidae indet. Paul 1988	Marsh and Parker 2020
Reptilia - Parasuchidae

	Pseudopalatinae indet. Long and Murry 1995	Long and Murry 1995	4 specimens
	UCMP 126726, right squamosal. UCMP 126983, squamosals of two individuals. UCMP 129944, proximal right femur. UCMP 129930, ventral scutes
	= Pseudopalatus sp. Mehl 1928	Loughney et al. 2011
Reptilia

	Prosauropoda indet. Huene 1920	Long and Murry 1995
	= Revueltosaurus sp. Hunt 1989	Hunt 1998

	Ornithischia indet. Seeley 1888		3 elements
	FMNH PR 1697-1699, three teeth
	= Revueltosaurus callenderi Hunt 1989	Padian 1990

	Typothorax coccinarum Cope 1875	Long and Murry 1995	4 specimens
	UCMP 126950-126952, paramedian and cervical plates. PEFO 4845, cervical centrum

	cf. Sphenosuchus sp. Haughton 1915	Parrish 1991	1 specimen
	UCMP 129740, partial skeleton
	= Hesperosuchus agilis Colbert 1952	Long and Murry 1995
	= "Hesperosuchus" sp. Colbert 1952	Loughney et al. 2011

	Postosuchus kirkpatricki Chatterjee 1985	Long and Murry 1995	1 element
	UCMP, proximal left femur
Reptilia - Staurikosauridae

	Staurikosauridae indet. Galton 1977	Parrish 1991
	Proximal end of pubis
Reptilia

	Vancleavea campi Long and Murry 1995	Nesbitt et al. 2009	5 specimens
	PEFO 34170, caudal centrum; UCMP 152662, femur; UCMP 165196, basioccipital; UCMP 165197, partial ilium; UCMP 165199, centrum
Traversodontidae

	Traversodontidae indet. Huene 1936	Long and Murry 1995
Amphibia - Temnospondyli - Metoposauridae

	Apachesaurus gregorii Hunt 1993	Long and Murry 1995
	FMNH, nearly complete skull. UCMP, several dozen centra and lower jaw, plate fragments
Bivalvia - Unionida - Unionidae

	Unionidae indet. Rafinesque 1820	Parrish 1991
Gastropoda

	Gastropoda indet. Cuvier 1795	Parrish 1991
see common names

Country:	United States	State/province:	Arizona	County:	Apache
Coordinates:	35.0° North, 109.8° West (view map)
Paleocoordinates:	10.5° North, 37.6° West (Wright 2013)
Basis of coordinate:	unpublished field data
Geographic resolution:	outcrop

Period:	Triassic	Epoch:	Late Triassic
Stage:	Norian	10 m.y. bin:	Triassic 4
Key time interval:	Norian
Age range of interval:	227 - 208.5 m.y. ago
Age estimate:	213.44 ± 5.16 to 209.95 ± 0.44 Ma (paleomagnetic)

Formation:	Chinle	Member:	Petrified Forest
Stratigraphic resolution:	member
Stratigraphy comments: "Upper Petrified Forest Formation"; now known as the Petrified Forest Member (Woody 2003) or the Painted Desert Member of the Petrified Forest Formation (Heckert & Lucas 2002). 5-8 m above Painted Desert Sandstone 1. Kent et al. Petrified Forest Member of the Chinle formation falls between magneto zones PF4n and PF2n (roughly 209.95–213.44Ma)

Primary lithology:	paleosol/pedogenic,blue mudstone
Includes fossils?	Y
Environment:	fine channel fill
Geology comments: "proximal floodplain environment, adjacent to a significant crevasse splay"; "channels filled with blue (5RP 6/2 to 10R 4/2) pedogenic mudstone"

Modes of preservation:	body
Size of fossils:	macrofossils,mesofossils
Preservation of anatomical detail:	medium
Associated major elements:	some
Disassociated major elements:	many
Disassociated minor elements:	many
Fragmentation:	frequent

Collection methods:	selective quarrying,surface (float),surface (in situ),mechanical,field collection
Reason for describing collection:	general faunal/floral analysis
Museum repositories:	FMNH,UCMP
Collectors:	A. & R. Preston	Collection dates:	1982
Collection method comments: discovered by Ann & Robert Preston

Also known as:	Dinosaur Hill, PFV 40, Fossil Cove, Bolt Quarry, FMNH 83-3, PEFO 85119
Database number:	49500
Authorizer:	M. Carrano, B. Gee, R. Butler	Enterer:	M. Carrano, R. Butler, B. Gee
Modifier:	G. Varnham	Research group:	vertebrate
Created:	2005-04-18 08:39:42	Last modified:	2025-02-22 15:12:02
Access level:	the public	Released:	2005-04-18 08:39:42
Creative Commons license:	CC0

27981	ETE	K. D. Angielczyk. 2002. A selective annotation of published Triassic vertebrates from the University of California Museum of Paleontology collection. In A. B. Heckert, S. G. Lucas (eds.), New Mexico Museum of Natural History and Science Bulletin 21:297-301 [M. Carrano/M. Carrano/P. Wagner]
13103		U.C.M.P. Database. 2005. UCMP collections database. University of California Museum of Paleontology [M. Carrano/M. Carrano/M. Carrano]
31993		A. B. Heckert and H. S. Jenkins. 2005. The microvertebrate fauna of the Upper Triassic (Revueltian) Snyder Quarry, north-central New Mexico. In S. G. Lucas, K. E. Zeigler, V. W. Lueth, & D. E. Owen (eds.), New Mexico Geological Society, 56th Field Conference Guidebook, Geology of the Chama Basin 56:319-334 [R. Butler/R. Butler/M. Carrano]
25555	ETE	A. B. Heckert and S. G. Lucas. 1998. First use of ornithischian dinosaurs for biostratigraphic zonation of the Upper Triassic. Albertiana 20:58-63 [M. Carrano/M. Carrano]
17975	ETE	A. P. Hunt. 1998. Preliminary results of the Dawn of the Dinosaurs Project at Petrified Forest National Park, Arizona. . In V. L. Santucci & L. McClelland (eds.), National Park Service Geologic Resources Division Technical Report NPS/NRGRD/GRDTR-98/01. National Park Service Paleontological Research Volume 3:135-137 [M. Carrano/M. Carrano]
13905	ETE	A. P. Hunt, S. G. Lucas, A. B. Heckert, R. M. Sullivan, and M. G. Lockley. 1998. Late Triassic dinosaurs from the western United States. Géobios 31(4):511-531 [M. Carrano/M. Carrano/J. Alroy]
79159		D. V. Kent, P. E. Olsen, C. Lepre, C. Rasmussen, R. Mundil, G. E. Gehrels, D. Giesler, R. B. Irmis, J. W. Geissman and W. G. Parker. 2019. Magnetochronology of the Entire Chinle Formation (Norian Age) in a Scientific Drill Core From Petrified Forest National Park (Arizona, USA) and Implications for Regional and Global Correlations in the Late Triassic. Geochemistry, Geophysics, Geosystems [P. Mannion/G. Varnham]
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]
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]
75605		A. D. Marsh and W. G. Parker. 2020. New dinosauromorph specimens from Petrified Forest National Park and a global biostratigraphic review of Triassic dinosauromorph body fossils. PaleoBios 37 [B. Gee/B. Gee]
24249	ETE	S. J. Nesbitt, R. B. Irmis, and W. G. Parker. 2007. A critical re-evaluation of the Late Triassic dinosaur taxa of North America. Journal of Systematic Palaeontology 5(2):209-243 [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]
14109	ETE	K. Padian. 1990. The ornithischian form genus Revueltosaurus from the Petrified Forest of Arizona (Late Triassic: Norian; Chinle Formation). Journal of Vertebrate Paleontology 10(2):268-269 [M. Carrano/M. Carrano/M. Carrano]
14007	ETE	K. Padian and P. E. Olsen. 1989. Ratite footprints and the stance and gait of Mesozoic theropods. In D. D. Gillette and M. G. Lockley (eds.), Dinosaur Tracks and Traces. Cambridge University Press, Cambridge 231-241 [M. Carrano/K. Maguire/M. Carrano]
16671	ETE	W. G. Parker. 2002. Correlation of locality numbers for vertebrate fossil sites in Petrified Forest National Park, Arizona. A. B. Heckert & S. G. Lucas (eds.), Upper Triassic Stratigraphy and Paleontology. New Mexico Museum of Natural History and Science Bulletin 21:37-42 [M. Carrano/M. Carrano]
31615		J. M. Parrish. 1991. A new specimen of an early crocodylomorph (cf. Sphenosuchus sp.) from the Upper Triassic Chinle Formation of Petrified Forest National Park, Arizona. Journal of Vertebrate Paleontology 11:198-212 [R. Butler/R. Butler]
26454	ETE	J. A. Spielmann, S. G. Lucas, L. F. Rinehart, A. P. Hunt, A. B. Heckert and R. M. Sullivan. 2007. Oldest records of the Late Triassic theropod dinosaur Coelophysis bauri. In S. G. Lucas & J. A. Spielmann (eds.), The Global Triassic. New Mexico Museum of Natural History and Science Bulletin 41:384-401 [M. Carrano/M. Carrano]