Mengilyakh Creek Bed 13: Olenekian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Mysidiopteraurita sp.
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Cephalopoda
- Phylloceratida
- Nordophiceratidae
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Nordophiceras schmidti
(Mojsisovics 1886)
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Cephalopoda
- Ceratitida
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Nordophiceras euomphalus
(Keyserling 1845)
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| recombined as Bajarunia euomphala | |||||||
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Cephalopoda
- Ceratitida
- Olenikitidae
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Olenikites spiniplicatus
(Mojsisovics 1886)
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Cephalopoda
- Ceratitida
- Keyserlingitidae
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Keyserlingites subrobustus
(Mojsisovics 1886)
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Cephalopoda
- Ceratitida
- Sibiritidae
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Timoceras glacialis
(Mojsisovics 1886)
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Olenekoceras middendorffi
(Keyserling 1845)
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| original and current combination Ceratites middendorffi | |||||||
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Cephalopoda
- Pseudorthocerida
- Trematoceratidae
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Trematoceras cf. campanile
(Mojsisovics 1869)
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| synonym of Trematoceras elegans | |||||||
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Cephalopoda
- Nautilida
- Tainoceratidae
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Phaedrysmocheilus olenekensis
(Zakharov 1978)
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| synonym of Phaedrysmocheilus subaratus | |||||||
| see common names | |||||||
Geography
| Country: | Russian Federation | State/province: | Siberia |
| Coordinates: | 72.8° North, 121.0° East (view map) | ||
| Paleocoordinates: | 63.0° North, 19.6° East | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Early/Lower Triassic |
| Stage: | Olenekian | 10 m.y. bin: | Triassic 1 |
| Key time interval: | Olenekian | ||
| Age range of interval: | 251.20000 - 247.20000 m.y. ago |
Stratigraphy
| Formation: | Pastanakhskaya/Ystannakhskaya | ||
| Local section: | Mengilyakh Creek | Local bed: | 13 |
| Local order: | bottom to top |
Lithology and environment
| Primary lithology: | black calcareous mudstone |
| Includes fossils? | Y |
| Lithology description: Black mudstone with numerous large calcareous nod- ules 0.5 m | |
| Environment: | marine indet. |
Taphonomy
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 72350 | ||
| Authorizer: | A. McGowan | Enterer: | A. McGowan | Research group: | marine invertebrate |
| Created: | 2007-06-01 13:12:09 | Last modified: | 2007-06-01 16:12:09 |
| Access level: | the public | Released: | 2007-06-01 13:12:09 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 24528. | Y. D. Zakharov. 2007. Examples of Late Olenekian invertebrate successions: Paper 2. Arctic Siberia (Mengilyakh Creek). Albertiana 35:52-58 [A. McGowan/A. McGowan/P. Wagner] |