Boyarka River, Surites analogus zone, Taymyr, Siberia: Berriasian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Pseudocraspedites anglicus
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Gochteodinia villosa
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Nodosariata
- Nodosariida
- Nodosariidae
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Astacolus trigonius
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Nodosaria incomes
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Nodosariata
- Vaginulinida
- Vaginulinidae
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Saracenaria basovi
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Saracenaria valanginiana
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Lenticulina sosipatrovae
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Lenticulina gudinae
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Lenticulina pseudoarctica
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Lenticulina rostriformis
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Lenticulina perspicua
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Nodosariata
- Polymorphinida
- Polymorphinidae
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Globulina chetaensis
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subspecies berriassica | ||||||||||
Ichthyolariidae
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Bojarkaella firma
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unclassified
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Marginulina integra
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina glabroides
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina zaspelovae
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina striatocostata
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina pyramidalis
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina secta
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Cephalopoda
- Ammonitida
- Polyptychitidae
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Surites elementianus
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Surites subanalogus
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Surites analogus
(Bogoslowsky 1897)
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Dinophyceae
- Pareodiniaceae
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Pareodinia borealis
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Dinophyceae
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Trichodinium speetonense
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Dinophyceae
- Gonyaulacales
- Areoligeraceae
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Circulodinium compta
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Cyclonephelium cuculliforme
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Dinophyceae
- Gonyaulacales
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Valensiella ovula
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Dinophyceae
- Gonyaulacales
- Gonyaulacaceae
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Cribroperidinium sp.
Neale and Sarjeant 1962
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Sirmiodinium grossii
Alberti 1961
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Gonyaulacysta sp.
Deflandre 1964
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Sentusidinium sp.
Sarjeant and Stover 1978
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Dinophyceae
- Gonyaulacales
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? Cleistosphaeridium sp.
Davey 1966
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see common names |
Geography
Country: | Russian Federation |
Coordinates: | 70.5° North, 97.3° East (view map) |
Paleocoordinates: | 70.9° North, 81.6° East |
Basis of coordinate: | estimated from map |
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
Stage: | Berriasian | 10 m.y. bin: | Cretaceous 1 |
Key time interval: | Berriasian | ||
Age range of interval: | 145.00000 - 139.80000 m.y. ago |
Stratigraphy
Local section: | Boyarka River | Local bed: | 30-55 m | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Surites analogus zone |
Lithology and environment
Primary lithology: | lithified siltstone |
Lithology description: clayey siltstone | |
Environment: | coastal indet. |
Geology comments: fairly shallow facies from the southernmost part of the Khatanga Basin |
Taphonomy
Size of fossils: | macrofossils,microfossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 65439 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel |
Modifier: | U. Merkel | Research group: | marine invertebrate,micropaleontology |
Created: | 2006-09-22 05:45:41 | Last modified: | 2006-09-22 10:04:39 |
Access level: | the public | Released: | 2006-09-22 05:45:41 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
18860. | N. I. Shulgina, M. D. Burdykina, V. A. Basov and N. Arhus. 1994. Distribution of ammonites, foraminifera and dinoflagellate cysts in the Lower Cretaceous reference sections of the Khatanga Basin, and Boreal Valanginian biogeography. Cretaceous Research 15(1):1-16 [W. Kiessling/U. Merkel] |