Cape Urdyuk-Khaya-12: Valanginian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Foraminifera indet.
Eichwald 1830
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Ammodiscidae
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Ammodiscus sp.
Reuss 1862
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Glomospirella intrita
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Ammosphaeroidinidae
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Recurvoides obskiensis
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unclassified
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? Orietalia baccula
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| originally entered as "Orientalia? baccula" | ||||||||||
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ex gr. Marginulina pyramidalis
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| spelled with current rank as Cristellaria (Marginulina) | ||||||||||
| originally entered as "Marginulina ex gr. pyramidalis" | ||||||||||
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Nodosariata
- Robertinida
- Ceratobuliminidae
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Reinholdella tatarica
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Nodosariata
- Vaginulinida
- Vaginulinidae
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Lenticulina sp.
Lamarck 1804
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| originally entered as "Lenticulina spp." | ||||||||||
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Nodosariata
- Nodosariida
- Nodosariidae
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Astacolus suspectus
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Nodosariata
- Polymorphinida
- Polymorphinidae
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Globulina chetensis
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Lituolida
- Haplophragmoididae
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Haplophragmoides infracretaceous
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ex gr. Haplophragmoides latidorsatus
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| originally entered as "Haplophragmoides ex gr. latidorsatus" | ||||||||||
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Haplophragmoides sp.
Cushman 1910
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Lituolida
- Lituolidae
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Gaudryina gerkei
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? Ammobaculites sp.
Cushman 1910
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| originally entered as "Ammobaculites? sp." | ||||||||||
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Cephalopoda
- Ammonitida
- Polyptychitidae
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? Tollia sp.
Pavlow 1914
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| originally entered as "Tollia? sp." | ||||||||||
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aff. Neotollia klimovskiensis
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| synonym of Tollia | ||||||||||
| originally entered as "Neotollia aff. klimovskiensis" | ||||||||||
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Cephalopoda
- Belemnitida
- Belemnitidae
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Belemnites indet.
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Acroteuthis arctica
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Gastropoda
- Eulimidae
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? Eulima sp.
Risso 1826
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| originally entered as "Eulima? sp." | ||||||||||
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Bivalvia
- Nuculida
- Nuculidae
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Nucula sp.
Lamarck 1799
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Bivalvia
- Pectinida
- Oxytomidae
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Oxytoma sp.
(Meek and Hayden 1865)
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| original and current combination Avicula (Oxytoma) | ||||||||||
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Bivalvia
- Pectinida
- Buchiidae
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Buchia sp.
Rouillier 1845
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Bivalvia
- Pectinida
- Limidae
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Lima sp.
Bruguière 1797
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| see common names | ||||||||||
Geography
| Country: | Russian Federation | State/province: | Siberia |
| Coordinates: | 73.0° North, 113.0° East (view map) | ||
| Paleocoordinates: | 75.1° North, 91.4° East | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
| Stage: | Valanginian | 10 m.y. bin: | Cretaceous 1 | *Epoch: | Neocomian |
| Key time interval: | Valanginian | Zone: | Neotollia klimovskiensis |
| Age range of interval: | 139.80000 - 132.60000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Member: | XVII | ||||
| Stratigraphic resolution: | member | ||||
| Stratigraphy comments: exposure 33, layers 52-60 | |||||
Lithology and environment
| Primary lithology: | gray silty claystone |
| Environment: | marine indet. |
| Geology comments: five persistent concretional intercalations of flattened lens-like or loaf-like clayey limestone are present | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:trace fossils include galleries of mud eaters | |
Metadata
| Database number: | 2486 | ||
| Authorizer: | M. Patzkowsky | Enterer: | K. Layou |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 1999-07-06 10:59:36 | Last modified: | 2020-04-11 15:24:49 |
| Access level: | the public | Released: | 1999-07-06 10:59:36 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 73. | V. N. Saks, ed. 1975. The Jurassic-Cretaceous Boundary and the Berriasian Stage in the Boreal Realm. 1-319 [M. Patzkowsky/K. Layou/P. Wagner] |