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
Gongylodinium acineum
Ammodiscidae
Glomospirella gaultina
unclassified
Marginulina transmutata
spelled with current rank as Cristellaria (Marginulina)
Marginulina aff. zaspelovae
spelled with current rank as Cristellaria (Marginulina)
Marginulina corneola
spelled with current rank as Cristellaria (Marginulina)
Marginulina gracilissima
spelled with current rank as Cristellaria (Marginulina)
Nodosariata - Robertinida - Ceratobuliminidae
Reinholdella tatarica
Nodosariata - Polymorphinida - Polymorphinidae
Globulina chetaensis
subspecies berriassica
Nodosariata - Nodosariida - Nodosariidae
Vaginulina sp. d'Orbigny 1826
Astacolus suspectus
Astacolus schloenbachi
Nodosaria incomes
Nodosaria sceptrum
Citharina intumescens
Cephalopoda - Ammonitida - Polyptychitidae
Euryptychites sp. Pavlow 1914
spelled with current rank as Polyptychites (Euryptychites)
Virgatoptychites trifurcatus
Neotollia maimetschensis
synonym of Tollia
Neotollia klimovskiensis
synonym of Tollia
Temnoptychites cf. diptychus
synonym of Nikitinoceras
Dinophyceae
Trichodinium speetonense
Dinophyceae - Gonyaulacales - Areoligeraceae
Cyclonephelium ex gr. cuculliforme
Dinophyceae - Gonyaulacales
Tanyosphaeridium ex gr. variecalamus
Dinophyceae - Gonyaulacales - Gonyaulacaceae
Hystrichodinium pulchrum Deflandre 1935
Kiokansium sp. Below 1982
Oligosphaeridium sp. Davey and Williams 1966
Sirmiodinium grossii Alberti 1961
Gonyaulacysta sp. Deflandre 1964
ex gr. cretacea/helicoidea
Dinophyceae - Gonyaulacales
Dingodinium tuberosum
Dinophyceae - Pareodiniaceae
Batioladinium inicropodum
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]