Where: Coconino County, Arizona (35.8° N, 111.2° W: paleocoordinates 11.7° N, 49.3° W)
• coordinate estimated from map
• small collection-level geographic resolution
When: Owl Rock Member (Chinle Formation), Norian (228.0 - 208.5 Ma)
• Kent et al. 2019: Owl Rock Member surrounds poorly defined Norian-Rhaetian boundary. Kent et al. 2019 state the boundary falls within magnetozone PF1r which corresponds to chron polarity E17 which is approximately 209.5Ma.
• member-level stratigraphic resolution
Environment/lithology: "channel"; lithology not reported
Size class: mesofossils
Collection methods: quarrying, surface (float), mechanical,
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 48423: authorized by Matthew Carrano, entered by Matthew Carrano on 18.03.2005, edited by Richard Butler
Creative Commons license: CC BY (attribution)
Taxonomic list
Gnathostomata | |
| |
Reptilia | |
| |
| |
| |
| |
? Sphenosuchidae indet. Huene 1922 crocodilian | |
"cf. Chatterjeea sp." = Shuvosaurus2
"cf. Chatterjeea sp." = Shuvosaurus2 Chatterjee 1993 archosaur MNA V5598, partial mandible. MNA V5597, partial surangular-prearticular complex. MNA V5608, associated dsarticulated teeth. MNA V6726, distal femur. MNA V5599, partial tibia
| |
"Pseudopalatus buceros" = Machaeroprosopus buceros4
| |
| |
Amphibia | |
Metoposauridae indet.4 Watson 1919 tetrapod MNA 5571, 5582, V7052-7055, cranial fragments. MNA 5573, 5572, pectoral girdle fragments
| |
Actinopteri | |
cf. Semionotus sp. Agassiz 1832 | |
Perleididae indet. Brough 1931 | |
Osteichthyes | |
Turseodus cf. dolorensis Schaeffer 1967 | |
Redfieldiidae indet. Hutchinson 1973 Scales catalogued under MNA V6957-6995 (some from another locality)
| |
Chondrichthyes | |
Reticulodus synergus n. gen. n. sp.3
| |
Bivalvia | |
| |
Equisetopsida | |
Araucarioxylon sp. Kraus 1870 |