Rock Head 2 (UCMP V82303): Sinemurian - Pliensbachian, Arizona
collected 1982
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Reptilia
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cf. Dilophosaurus sp.
Welles 1970
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1 specimen | |||||||||
UCMP 130053 | ||||||||||
see common names |
Geography
Country: | United States | State/province: | Arizona | County: | Coconino |
Coordinates: | 35.7° North, 111.2° West (view map) | ||||
Paleocoordinates: | 19.3° North, 49.9° West | ||||
Basis of coordinate: | unpublished field data | ||||
Geographic resolution: | small collection |
Time
Period: | Jurassic | Epoch: | Early/Lower Jurassic |
Key time interval: | Sinemurian - Pliensbachian | ||
Age range of interval: | 199.50000 - 184.20000 m.y. ago |
Stratigraphy
Geological group: | Glen Canyon | Formation: | Kayenta | Member: | Silty Facies |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | sandstone |
Includes fossils? | Y |
Lithology description: channel sandstone | |
Environment: | "channel" |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils,mesofossils |
Disassociated major elements: | some |
Fragmentation: | frequent |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | general faunal/floral analysis |
Museum repositories: | UCMP | Collection dates: | 1982 |
Metadata
Database number: | 51896 | ||
Authorizer: | M. Carrano | Enterer: | M. Carrano |
Modifier: | M. Carrano | Research group: | vertebrate |
Created: | 2005-06-30 08:01:38 | Last modified: | 2020-12-22 12:55:19 |
Access level: | the public | Released: | 2005-06-30 08:01:38 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
12373. | J. M. Clark and D. E. Fastovsky. 1986. Vertebrate biostratigraphy of the Glen Canyon Group in northern Arizona. The Beginning of the Age of the Dinosaurs: Faunal change across the Triassic-Jurassic boundary, N. C. Fraser and H.-D. Sues (eds.), Cambridge University Press 285-301 [R. Whatley/R. Whatley/R. Whatley] |