Paksa Peninsula, Hectoroceras kochi zone, Yakutia, Siberia: Berriasian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Pseudocraspedites anglicus
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Kursevella pseudogoodlandensis
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Atopodinium haromense
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aff. Ambonospaera utera
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Isthmocystis distincta
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Caddasphaera halosa
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Comasphaeridium sp.
Staplin et al. 1965
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Ammodiscidae
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Ammodiscus veteranus
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Glomospira ex gr. arctica
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Hemisphaeramminidae
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Crithionina sp.
Goës 1894
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Psammosphaeridae
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Psammosphaera sp.
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Ammosphaeroidinidae
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Recurvoides obskiensis
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Recurvoides paucus
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unclassified
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Orietalia ex gr. baccula
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| listed as Orientalia | ||||||||||
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Nodosariata
- Vaginulinida
- Vaginulinidae
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Lenticulina sosipatrovae
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Lenticulina modica
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Lenticulina nivalis
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Lenticulina gudinae
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Saracenaria sp.
Defrance 1824
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Nodosariata
- Nodosariida
- Nodosariidae
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Vaginulina exilis
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Lituolida
- Haplophragmoididae
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Haplophragmoides fimbrians
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Evolutinella schleiferi
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Evolutinella emeljanzevi
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Lituolida
- Lituolidae
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Gaudryina gerkei
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unclassified
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Pterospermella australiensis
Deflandre and Cookson 1955
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Cephalopoda
- Ammonitida
- Polyptychitidae
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Praetollia maynci
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Hectoroceras kochi
Spath 1947
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Borealites sp.
Klimova 1969
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Dinophyceae
- Pareodiniaceae
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Pareodinia borealis
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Dinophyceae
- Gonyaulacales
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Cleistosphaeridium sp.
Davey 1966
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| sp. B | ||||||||||
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Dinophyceae
- Gonyaulacales
- Areoligeraceae
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Cyclonephelium cuculliforme
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Dinophyceae
- Gonyaulacales
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Valensiella ex gr. ovula
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Chlamydophorella sp.
Cookson and Eisenack 1958
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Dingodinium tuberosum
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Dinophyceae
- Gonyaulacales
- Gonyaulacaceae
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cf. Leptodinium hyalodermopse
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Sentusidinium sp.
Sarjeant and Stover 1978
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Scriniodinium cf. glabrum
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Scriniodinium sp.
Klement 1957
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Hystrichodinium ex gr. pulchrum
Deflandre 1935
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Occisucysta cf. balios
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Occisucysta tensorium
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Tubotuberella apatela
Ioannides et al. 1977
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| listed as Tubotubella | ||||||||||
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Sirmiodinium grossii
Alberti 1961
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Systematophora palmula
Davey 1982
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Escharisphaeridia rudis
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Gonyaulacysta cretacea
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Dinophyceae
- Gonyaulacales
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Tanyosphaeridium ex gr. variecalamus
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| see common names | ||||||||||
Geography
| Country: | Russian Federation |
| Coordinates: | 73.9° North, 112.9° East (view map) |
| Paleocoordinates: | 76.2° North, 89.7° 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
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: Hectoroceras kochi zone | |||||
Lithology and environment
| Primary lithology: | lithified siltstone |
| Lithology description: clayey siltstone with concretions, 9.7 m thick | |
| Environment: | deep-water indet. |
| Geology comments: relatively deep water environments in the central 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: | 65700 | ||
| Authorizer: | W. Kiessling | Enterer: | U. Merkel | Research group: | marine invertebrate,micropaleontology |
| Created: | 2006-09-25 00:43:49 | Last modified: | 2006-09-25 03:43:49 |
| Access level: | the public | Released: | 2006-09-25 00:43:48 |
| 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] |