Birch Creek Sample 5449: Lochkovian, Nevada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Orthida
- Schizophoriidae
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Schizophoria sp.
King 1850
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3 specimens | ||||||
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Rhynchonellata
- Orthida
- Draboviidae
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Talentella submurifer
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28 specimens | ||||||
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Rhynchonellata
- Protorthida
- Skenidiidae
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Skenidioides robertsensis
Johnson et al. 1973
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42 specimens | ||||||
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Rhynchonellata
- Pentamerida
- Gypidulidae
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Gypidula informal smooth sp.
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25 specimens | ||||||
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Rhynchonellata
- Atrypida
- Atrypidae
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Atrypa sp.
Dalman 1828
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2 specimens | ||||||
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Rhynchonellata
- Atrypida
- Atrypinidae
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Spirigerina supramarginalis
(Khalfin 1948)
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3 specimens | ||||||
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Arctispira sp.
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21 specimens | ||||||
| replaced by Rhynchogilviella | |||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Nevada |
| Coordinates: | 39.9° North, 116.3° West (view map) | ||
| Paleocoordinates: | 16.7° South, 62.0° West | ||
| Basis of coordinate: | estimated from map | ||
| Geographic resolution: | small collection |
Time
| Period: | Devonian | Epoch: | Early/Lower Devonian |
| Stage: | Lochkovian | 10 m.y. bin: | Devonian 1 |
| Key time interval: | Lochkovian | Conodont zone: | Icriodus hesperius |
| Age range of interval: | 419.20000 - 410.80000 m.y. ago |
Stratigraphy
| Formation: | Roberts Mountains |
| Local order: | bottom to top |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Includes fossils? | Y |
| Environment: | open shallow subtidal |
Taphonomy
| Modes of preservation: | body,original calcite |
| Size of fossils: | macrofossils |
| Preservation of anatomical detail: | good |
| Bioerosion: | occasional |
Collection methods and comments
| Collection methods: | selective quarrying,peel or thin section,field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 214873 | ||
| Authorizer: | P. Wagner | Enterer: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2020-10-18 23:27:04 | Last modified: | 2020-10-18 23:27:04 |
| Access level: | the public | Released: | 2020-10-18 23:27:04 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 43. | J. G. Johnson and G. Klapper. 1990. Lower and Middle Devonian Brachiopod-Dominated Communities of Nevada, and Their Position in a Biofacies-Province-Realm Model. Journal of Paleontology 64(6):902-941 [T. Olszewski/T. Olszewski/J. Zambito] |