Boyarka River, Neotollia klimovskiensis zone, Taymyr, Siberia: Early/Lower Valanginian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Gongylodinium acineum
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Ammodiscidae
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Glomospirella gaultina
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unclassified
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Marginulina transmutata
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina aff. zaspelovae
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina corneola
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Marginulina gracilissima
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spelled with current rank as Cristellaria (Marginulina) | ||||||||||
Nodosariata
- Robertinida
- Ceratobuliminidae
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Reinholdella tatarica
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Nodosariata
- Polymorphinida
- Polymorphinidae
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Globulina chetaensis
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subspecies berriassica | ||||||||||
Nodosariata
- Nodosariida
- Nodosariidae
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Vaginulina sp.
d'Orbigny 1826
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Astacolus suspectus
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Astacolus schloenbachi
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Nodosaria incomes
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Nodosaria sceptrum
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Citharina intumescens
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Cephalopoda
- Ammonitida
- Polyptychitidae
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Euryptychites sp.
Pavlow 1914
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spelled with current rank as Polyptychites (Euryptychites) | ||||||||||
Virgatoptychites trifurcatus
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Neotollia maimetschensis
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synonym of Tollia | ||||||||||
Neotollia klimovskiensis
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synonym of Tollia | ||||||||||
Temnoptychites cf. diptychus
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synonym of Nikitinoceras | ||||||||||
Dinophyceae
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Trichodinium speetonense
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Dinophyceae
- Gonyaulacales
- Areoligeraceae
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Cyclonephelium ex gr. cuculliforme
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Dinophyceae
- Gonyaulacales
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Tanyosphaeridium ex gr. variecalamus
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Dinophyceae
- Gonyaulacales
- Gonyaulacaceae
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Hystrichodinium pulchrum
Deflandre 1935
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Kiokansium sp.
Below 1982
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Oligosphaeridium sp.
Davey and Williams 1966
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Sirmiodinium grossii
Alberti 1961
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Gonyaulacysta sp.
Deflandre 1964
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ex gr. cretacea/helicoidea | ||||||||||
Dinophyceae
- Gonyaulacales
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Dingodinium tuberosum
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Dinophyceae
- Pareodiniaceae
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Batioladinium inicropodum
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see common names |
Geography
Country: | Russian Federation |
Coordinates: | 70.5° North, 97.3° East (view map) |
Paleocoordinates: | 70.6° North, 81.5° East |
Basis of coordinate: | estimated from map |
Geographic resolution: | outcrop |
Time
Period: | Cretaceous | Epoch: | Early/Lower Cretaceous |
Stage: | Valanginian | 10 m.y. bin: | Cretaceous 1 |
Key time interval: | Early/Lower Valanginian | ||
Age range of interval: | 140.20000 - 136.40000 m.y. ago |
Stratigraphy
Local section: | Boyarka River | Local bed: | 75-120 m | ||
Local order: | bottom to top | ||||
Stratigraphic resolution: | group of beds | ||||
Stratigraphy comments: Neotollia klimovskiensis zone |
Lithology and environment
Primary lithology: | lithified sandstone |
Secondary lithology: | lithified sandy siltstone |
Lithology description: with concretions | |
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: | 65443 | ||
Authorizer: | W. Kiessling | Enterer: | U. Merkel |
Modifier: | U. Merkel | Research group: | marine invertebrate,micropaleontology |
Created: | 2006-09-22 06:37:26 | Last modified: | 2006-09-22 10:05:26 |
Access level: | the public | Released: | 2006-09-22 06:37:26 |
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] |