7000/71, Uslon Section: Botomian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Helcionelloida
- Helcionellida
- Trenellidae
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Parailsanella lata
Parkhaev 2001
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Helcionelloida
- Helcionellida
- Stenothecidae
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Stenotheca transbaikalica n. sp.
Parkhaev 2004
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| type locality | ||||||||||
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Mellopegma uslonica n. sp.
Parkhaev 2004
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Helcionelloida
- Helcionellida
- Yochelcionellidae
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Yochelcionella crassa
Esakova and Zhegallo 1996
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Helcionelloida
- Pelagiellida
- Pelagiellidae
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Pelagiella adunca
(He et al. 1984)
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Bivalvia
- Fordillida
- Fordillidae
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Pojetaia runnegari
Jell 1980
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| see common names | ||||||||||
Geography
| Country: | Russian Federation | State/province: | Chitinskaya oblast | County: | Transbaikalia |
| Coordinates: | 52.0° North, 119.0° East (view map) | ||||
| Paleocoordinates: | 0.8° South, 7.8° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Cambrian | Epoch: | Series 2 |
| 10 m.y. bin: | Cambrian 2-3 | ||
| Key time interval: | Botomian | ||
| Age range of interval: | 515.6 - 512.5 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | "limestone" |
| Lithology description: 500 meter thick middle subformation composed of dark gray limetsone or, more rarely, of dolostone with interbeds of clayish shale with phosphorites. | |
| Environment: | carbonate indet. |
Taphonomy
| Size of fossils: | macrofossils,microfossils |
Collection methods and comments
| Collection excludes: | all macrofossils,some microfossils |
| Collection methods: | bulk,acetic |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | Georgievka, ~380 km NNE of Krasnokamensk, Eastern Transbaikalia. 15 meters NE from 7000/68 | ||
| Database number: | 49383 | ||
| Authorizer: | P. Wagner | Enterer: | P. Wagner |
| Modifier: | J. Alroy | Research group: | marine invertebrate |
| Created: | 2005-04-14 12:41:14 | Last modified: | 2005-11-27 14:14:10 |
| Access level: | the public | Released: | 2005-04-14 12:41:13 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 13185. | P. Y.u. Parkhaev. 2004. Malacofauna of the Lower Cambrian Bystraya Formation of Eastern Transbaikalia. Paleontological Journal 38(6):590-608 [P. Wagner/P. Wagner/P. Wagner] |