AS-2, W. Wheeler Amphitheater [Wheeler Shale]: Marjumian, Utah
collected by James Sprinkle 1967, 1968
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Eocrinoidea
- Gogiida
- Eocrinidae
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Gogia spiralis
Robison 1965
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| see common names | |||||||
Geography
| Country: | United States | State/province: | Utah |
| Coordinates: | 39.4° North, 113.3° West (view map) | ||
| Paleocoordinates: | 4.3° South, 91.5° West |
Time
| Period: | Cambrian | Epoch: | Miaolingian |
| 10 m.y. bin: | Cambrian 4 | ||
| Key time interval: | Marjumian | Trilobite zone: | Bolaspidella |
| Age range of interval: | 504.5 - 497 m.y. ago |
Stratigraphy
| Formation: | Wheeler | ||||
| Stratigraphy comments: top 100 ft. of the Wheeler Shale |
Lithology and environment
| Primary lithology: | lithified mudstone |
| Environment: | deep subtidal ramp |
Taphonomy
| Modes of preservation: | mold/impression |
| Lagerst�tten type: | conservation |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection,survey of museum collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | MCZ,USNM | ||
| Collectors: | James Sprinkle | Collection dates: | 1967, 1968 |
Metadata
| Database number: | 90587 | ||
| Authorizer: | A. Lin | Enterer: | A. Lin |
| Modifier: | A. Lin | Research group: | marine invertebrate |
| Created: | 2009-08-08 19:27:08 | Last modified: | 2009-08-12 13:02:42 |
| Access level: | the public | Released: | 2009-08-08 19:27:08 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 22459. | J. Sprinkle. 1973. Morphology and evolution of blastozoan echinoderms. Harvard University Museum of Comparative Zoology, Special Publication 1-283 [G. Webster/G. Webster/P. Wagner] |