89B1-3, Dyakovo, Moscow: Late/Upper Tithonian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Protozoa
- Spumellaria
- Spongodiscidae
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Spongodiscus sp.
Ehrenberg 1854
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| listed as Spongodiscoidea gen. and sp. indet. | ||||||||||
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Protozoa
- Spumellaria
- Hagiastridae
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Crucella squama
(Kozlova 1971)
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Protozoa
- Spumellaria
- Pantanelliidae
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Pantanellium moscowiense n. sp.
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Pantanellium huazalingoense
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Pantanellium aff. tierrablancaense
Pessagno and MacLeod 1987
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Pantanellium nodaculeatum
Steiger 1992
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| listed as Pantanellium sp. | ||||||||||
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Protozoa
- Spumellaria
- Angulobracchiidae
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Paronaella sp.
Pessagno 1971
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Paronaella aff. kotura
Baumgartner 1980
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Protozoa
- Actinommidae
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? Thecosphaera sp.
Haeckel 1881
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Protozoa
- Xiphostylidae
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Triactoma cf. amajacensis
(Pessagno et al. 1989)
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| listed as Tripocyclia amajacensis | ||||||||||
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Archaeocenosphaera sp.
Pessagno et al. 1989
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Protozoa
- Nassellaria
- Xitidae
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? Pseudodictyomitrella aff. spinosa
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Protozoa
- Nassellaria
- Eucyrtidiidae
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? Stichomitra sp.
Cayeux 1897
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| listed as Pseudodictyomitrella (?) sp. | ||||||||||
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Protozoa
- Nassellaria
- Parvicingulidae
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Praeparvicingula donnae
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Praeparvicingula sp.
Pessagno et al. 1993
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Praeparvicingula aff. vera
(Pessagno and Whalen 1982)
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| listed as Parvicingula aff. vera | ||||||||||
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Parvicingula sp.
Pessagno 1977
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| see common names | ||||||||||
Geography
| Country: | Russian Federation |
| Coordinates: | 55.7° North, 37.7° East (view map) |
| Paleocoordinates: | 48.9° North, 40.5° East |
| Geographic resolution: | hand sample |
Time
| Period: | Jurassic | Epoch: | Late/Upper Jurassic |
| Stage: | Tithonian | 10 m.y. bin: | Jurassic 6 |
| Key time interval: | Late/Upper Tithonian | ||
| Age range of interval: | 146.30000 - 145.00000 m.y. ago |
Stratigraphy
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Dorsoplanites panderi Zone (middle Volgian) | |||||
Lithology and environment
| Primary lithology: | lithified phosphorite | ||
| Secondary lithology: | lithified conglomerate | ||
| Includes fossils? | Y | ||
| Lithology description: Conglomerate with small rounded black phosphoritic pebbles and sandy cement | |||
| Environment: | open shallow subtidal | Tectonic setting: | cratonic basin |
Taphonomy
| Modes of preservation: | original silica |
| Size of fossils: | microfossils |
| Preservation of anatomical detail: | medium |
Collection methods and comments
| Collection methods: | chemical,field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 51614 | ||
| Authorizer: | W. Kiessling | Enterer: | W. Kiessling |
| Modifier: | W. Kiessling | Research group: | micropaleontology |
| Created: | 2005-06-09 03:07:34 | Last modified: | 2005-06-09 06:09:41 |
| Access level: | the public | Released: | 2005-06-09 03:07:34 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 13732. | N. Y. Bragin. 1997. Radiolaria from the phosphorite basal horizons of the Volgian stage in the Moscow region (Russia). Revue de Micropaléontologie 40(4):285-296 [W. Kiessling/W. Kiessling/W. Kiessling] |