Crystal Forest locality (SMU Loc. 233): Norian, Arizona
collected by P. A. Murry
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Dipnomorpha
- Arganodontidae
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Arganodontidae indet.
Martin 1982
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Reptilia
- Parasuchidae
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Rutiodon sp.
Emmons 1856
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Reptilia
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Desmatosuchus haplocerus
(Cope 1892)
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| nomen dubium belonging to Aetosauria | ||||||||||
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Paratypothorax sp.
Long and Ballew 1985
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1 individual | |||||||||
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= Paratypothorax andressi
Long and Ballew 1985
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Hunt and Lucas 1992 | |||||||||
| PFNP 3004, partial skeleton | ||||||||||
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= Paratypothorax sp.
Long and Ballew 1985
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Parker 2016 | |||||||||
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Palaeonisciformes
- Palaeoniscidae
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cf. Turseodus sp.
Leidy 1857
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2 specimens | |||||||||
| PEFO 3907-08 | ||||||||||
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Palaeonisciformes
- Redfieldiidae
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? Redfieldiidae indet.
Hutchinson 1973
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Murry 1989 | 1 specimen | ||||||||
| PEFO 3838 | ||||||||||
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Chondrichthyes
- Hybodontiformes
- Acrodontidae
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Acrodus sp.
Agassiz 1834
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Murry 1989 | 8 specimens | ||||||||
| PEFO 3832, 3911, "n. sp." | ||||||||||
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Equisetopsida
- Araucariaceae
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Araucarioxylon arizonicum
Knowlton 1888
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Ash and Creber 2000 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Arizona | County: | Navajo |
| Coordinates: | 34.9° North, 109.8° West (view map) | ||||
| Paleocoordinates: | 10.5° North, 48.3° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | small collection |
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 |
Lithology and environment
| Primary lithology: | medium,gypsiferous,gray,green cherty/siliceous siltstone |
| Secondary lithology: | gray,white argillaceous siltstone |
| Includes fossils? | Y |
| Includes fossils? | Y |
| Lithology description: "siltstone (poorly sorted; noncalcareous; with gypsum laminae and chert grains from medium sand up to 5 mm; light olive gray 5 & 6/2) grading laterally into muddy siltstone (fossiliferous; dark gray 5 YR 4/1 with white mottles 2.5 Y N8)" | |
| Environment: | fluvial indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils,mesofossils |
| Disassociated major elements: | some |
| Disassociated minor elements: | some |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | general faunal/floral analysis |
| Collectors: | P. A. Murry |
Metadata
| Also known as: | Petrified Forest, PEFO | ||
| Database number: | 84265 | ||
| Authorizer: | M. Carrano, M. Uhen, R. Butler | Enterer: | M. Carrano, R. Butler, M. Uhen |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2008-10-02 09:05:07 | Last modified: | 2021-11-02 15:11:04 |
| Access level: | the public | Released: | 2008-10-02 09:05:07 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 12930. | ETE | P. A. Murry and R. A. Long. 1989. Geology and paleontology of the Chinle Formation, Petrified Forest National Park and vicinity, Arizona and a discussion of vertebrate fossils of the southwestern Upper Triassic. In S. G. Lucas and A. P. Hunt (eds.), Dawn of the Age of Dinosaurs in the American Southwest, New Mexico Museum of Natural History, Albuquerque 29-64 [M. Carrano/M. Carrano/M. Carrano] |
Secondary references:
| 36493 | S. R. Ash and G. T. Creber. 2000. The late Triassic Araucarixylon arizonicum trees of the Petrified Forest National Park Arizona, USA. Palaeontology 43(1):15-28 [M. Uhen/M. Uhen/M. Uhen] | |
| 24941 | ETE | A. B. Heckert and S. G. Lucas. 2006. Micro- and small vertebrate biostratigraphy and biochronology of the Upper Triassic Chinle Group, southwestern USA. In J. D. Harris, S. G. Lucas, J. A. Spielmann, M. G. Lockley, A. R. C. Milner, J. I. Kirkland (eds.), The Triassic-Jurassic Terrestrial Transition. New Mexico Museum of Natural History and Science Bulletin 37:94-104 [M. Carrano/M. Carrano/P. Wagner] |
| 35327 | A. P. Hunt and S. G. Lucas. 1992. The first occurrence of the aetosaur Paratypothorax andressi (Reptilia, Aetosauria) in the western United States and its biochronological significance. Palaeontologische Zeitschrift 66:147-157 [R. Butler/R. Butler] | |
| 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] | |
| 78471 | S. G. Lucas, A. B. Heckert, J. A. Spielmann, L. H. Tanner, and A. P. Hunt. 2007. Third day: Triassic stratigraphy and paleontology in northeastern Arizona. In S. G. Lucas & J. A. Spielmann (ed.), Triassic of the American West. New Mexico Museum of Natural History and Science Bulletin 40:189-198 [M. Carrano/M. Carrano] | |
| 12934 | ETE | P. A. Murry. 1989. Microvertebrate fossils from the Petrified Forest and Owl Rock Members (Chinle Formation) in Petrified Forest National Park and vicinity, Arizona. In S. G. Lucas and A. P. Hunt (eds.), Dawn of the Age of Dinosaurs in the American Southwest, New Mexico Museum of Natural History, Albuquerque 249-277 [M. Carrano/M. Carrano/M. Carrano] |
| 60774 | W. G. Parker. 2016. Revised phylogenetic analysis of the Aetosauria (Archosauria: Pseudosuchia); assessing the effects of incongruent morphological character sets. PeerJ 4:e1583 [R. Butler/R. Butler] |