Cedarina - Bynumia community, Pilgrim Fm. #3: Dresbachian, Wyoming
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Eocrinoidea
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Eocrinoidea indet.
Jaekel 1918
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Lingulata
- Lingulida
- Obolidae
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Dicellomus sp.
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Paterinata
- Paterinida
- Paterinidae
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Micromitra sp.
Meek 1873
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unclassified
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Semicircularea sp.
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Agnostida
- Agnostidae
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Kormagnostus sp.
Resser 1938
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| "accessory" | ||||||||||
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Trilobita
- Llanoaspididae
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Nixonella sp.
Lochman 1944
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| "accessory" | ||||||||||
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Trilobita
- Ptychopariida
- Norwoodiidae
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Holcacephalus sp.
Resser 1938
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| "accessory" | ||||||||||
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Trilobita
- Ptychopariida
- Plethopeltidae
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Arapahoia sp.
Miller 1936
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| "rank 4" | ||||||||||
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Trilobita
- Ptychopariida
- Marjumiidae
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Modocia sp.
Walcott 1924
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| "rank 3" | ||||||||||
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Trilobita
- Ptychopariida
- Kingstoniidae
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Bynumia sp.
Walcott 1924
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| "rank 2" | ||||||||||
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Blountia sp.
Walcott 1916
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| "accessory" | ||||||||||
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Ankoura sp.
Resser 1938
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| "accessory" | ||||||||||
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Trilobita
- Olenida
- Cedariidae
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Cedarina sp.
Lochman 1940
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| "rank 1" | ||||||||||
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Cedaria sp.
Walcott 1924
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| "rank 5" | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Wyoming |
| Coordinates: | 44.7° North, 111.1° West (view map) | ||
| Paleocoordinates: | 6.6° South, 82.6° West | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | basin |
Time
| Period: | Cambrian | Epoch: | Furongian |
| 10 m.y. bin: | Cambrian 5 | *Epoch: | Upper | *Local age/stage: | Dresbachian |
| Key time interval: | Dresbachian | ||
| Age range of interval: | 497 - 485.4 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Pilgrim | ||||
| Stratigraphy comments: "Cedarina-Bynumia. Dresbachian." |
Lithology and environment
| Primary lithology: | flat-pebble "limestone" | ||
| Environment: | lagoonal | Tectonic setting: | cratonic basin |
| Geology comments: "intercalated thin-bedded shale, limestone and flat-pebble conglomerate. subtidal lagoon, near 'wavebase'. BA2-3. cratonic shelf" | |||
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:"Sepkoski unpublished data" | |
Metadata
| Database number: | 227 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | M. Uhen | Research group: | marine invertebrate |
| Created: | 1999-03-21 14:43:03 | Last modified: | 2016-10-11 19:38:46 |
| Access level: | the public | Released: | 1999-03-21 14:43:03 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 60580. | J. J. Sepkoski. 2000. unpublished data. [M. Uhen/M. Uhen] |