Boyarka River, Bojarkia mesezhnikowi zone, Taymyr, Siberia: Berriasian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
unclassified
|
||||||||||
|
Gochteodinia villosa
|
||||||||||
|
Nodosariata
- Nodosariida
- Nodosariidae
|
||||||||||
|
Planularia pressula
|
||||||||||
|
Pseudonodosaria insueta
|
||||||||||
|
Astacolus trigonius
|
||||||||||
|
Astacolus suspectus
|
||||||||||
|
Astacolus taimyrensis
|
||||||||||
|
Nodosaria grossulariformis
|
||||||||||
|
Nodosaria incomes
|
||||||||||
|
Nodosaria pseudohispida
|
||||||||||
|
Nodosariata
- Robertinida
- Ceratobuliminidae
|
||||||||||
|
Reinholdella tatarica
|
||||||||||
|
Nodosariata
- Polymorphinida
- Polymorphinidae
|
||||||||||
|
Globulina chetaensis
|
||||||||||
| subspecies berriassica | ||||||||||
|
Nodosariata
- Vaginulinida
- Vaginulinidae
|
||||||||||
|
Lenticulina sosipatrovae
|
||||||||||
|
Lenticulina gudinae
|
||||||||||
|
Lenticulina pseudoarctica
|
||||||||||
|
Lenticulina rostriformis
|
||||||||||
|
Lenticulina perspicua
|
||||||||||
|
Lenticulina nivalis
|
||||||||||
|
Lenticulina raritas
|
||||||||||
|
Ichthyolariidae
|
||||||||||
|
Geinitzinita arctocretacea
|
||||||||||
|
unclassified
|
||||||||||
|
Marginulina zaspelovae
|
||||||||||
| spelled with current rank as Cristellaria (Marginulina) | ||||||||||
|
Marginulina unpropria
|
||||||||||
| spelled with current rank as Cristellaria (Marginulina) | ||||||||||
|
Marginulina striatocostata
|
||||||||||
| spelled with current rank as Cristellaria (Marginulina) | ||||||||||
|
Marginulina pyramidalis
|
||||||||||
| spelled with current rank as Cristellaria (Marginulina) | ||||||||||
|
Marginulina transmutata
|
||||||||||
| spelled with current rank as Cristellaria (Marginulina) | ||||||||||
|
Cephalopoda
- Ammonitida
- Polyptychitidae
|
||||||||||
|
Virgatoptychites trifurcatus
|
||||||||||
|
Tollia tolmatschowi
|
||||||||||
|
Tollia tolli
Pavlow 1914
|
||||||||||
| recombined as Tollia (Tollia) tolli | ||||||||||
|
Bojarkia bodylevskiy
|
||||||||||
| spelled with current rank as Surites (Bojarkia) | ||||||||||
|
Bojarkia mesezhnikowi
Shulgina 1969
|
||||||||||
| recombined as Surites (Bojarkia) mesezhnikowi | ||||||||||
|
Dinophyceae
- Pareodiniaceae
|
||||||||||
|
Pareodinia borealis
|
||||||||||
|
Dinophyceae
- Gonyaulacales
- Areoligeraceae
|
||||||||||
|
Circulodinium compta
|
||||||||||
|
Dinophyceae
- Gonyaulacales
|
||||||||||
|
Valensiella ovula
|
||||||||||
|
Dinophyceae
- Gonyaulacales
- Gonyaulacaceae
|
||||||||||
|
Cribroperidinium sp.
Neale and Sarjeant 1962
|
||||||||||
|
Hystrichodinium pulchrum
Deflandre 1935
|
||||||||||
|
Dinophyceae
- Gonyaulacales
|
||||||||||
|
? Cleistosphaeridium sp.
Davey 1966
|
||||||||||
|
Dinophyceae
|
||||||||||
|
Apteodinium sp.
Eisenack 1958
|
||||||||||
|
Trichodinium speetonense
|
||||||||||
| 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: | 55-75 m | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Bojarkia mesezhnikowi 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: | 65442 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel |
| Modifier: | U. Merkel | Research group: | marine invertebrate,micropaleontology |
| Created: | 2006-09-22 06:07:05 | Last modified: | 2006-09-22 10:05:05 |
| Access level: | the public | Released: | 2006-09-22 06:07:05 |
| 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] |