Boyarka River, Surites analogus zone, Taymyr, Siberia: Berriasian, Russian Federation

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
Pseudocraspedites anglicus
Gochteodinia villosa
Nodosariata - Nodosariida - Nodosariidae
Astacolus trigonius
Nodosaria incomes
Nodosariata - Vaginulinida - Vaginulinidae
Saracenaria basovi
Saracenaria valanginiana
Lenticulina sosipatrovae
Lenticulina gudinae
Lenticulina pseudoarctica
Lenticulina rostriformis
Lenticulina perspicua
Nodosariata - Polymorphinida - Polymorphinidae
Globulina chetaensis
subspecies berriassica
Ichthyolariidae
Bojarkaella firma
unclassified
Marginulina integra
spelled with current rank as Cristellaria (Marginulina)
Marginulina glabroides
spelled with current rank as Cristellaria (Marginulina)
Marginulina zaspelovae
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 secta
spelled with current rank as Cristellaria (Marginulina)
Cephalopoda - Ammonitida - Polyptychitidae
Surites elementianus
Surites subanalogus
Surites analogus (Bogoslowsky 1897)
Dinophyceae - Pareodiniaceae
Pareodinia borealis
Dinophyceae
Trichodinium speetonense
Dinophyceae - Gonyaulacales - Areoligeraceae
Circulodinium compta
Cyclonephelium cuculliforme
Dinophyceae - Gonyaulacales
Valensiella ovula
Dinophyceae - Gonyaulacales - Gonyaulacaceae
Cribroperidinium sp. Neale and Sarjeant 1962
Sirmiodinium grossii Alberti 1961
Gonyaulacysta sp. Deflandre 1964
Sentusidinium sp. Sarjeant and Stover 1978
Dinophyceae - Gonyaulacales
? Cleistosphaeridium sp. Davey 1966
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]