Boyarka River-3: Berriasian, Russian Federation
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ammonitida
- Polyptychitidae
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cf. Sunites clementianus
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| originally entered as "Surites cf. clementianus" | ||||||||||
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= Surites cf. clementianus
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Wright et al. 1996 | |||||||||
| There was no problem with original entry. Sunites is a Goniatite. | ||||||||||
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Hectoroceras kochi
Spath 1947
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Subcraspedites anglicus
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Subcraspedites pressulus
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Subcraspedites subpressulus
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aff. Subcraspedites subpressulus
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| originally entered as "Subcraspedites aff. subpressulus" | ||||||||||
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Subcraspedites rossicus
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Cephalopoda
- Phylloceratida
- Phylloceratidae
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Phylloceras sp.
Suess 1865
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Cephalopoda
- Belemnitida
- Cylindroteuthididae
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Lagonibelus elongatus
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Lagonibelus sibiricus
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Cephalopoda
- Belemnitida
- Belemnitidae
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Cylindroteuthis baculus
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Cylindroteuthis repentina
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Belemnites indet.
Lamarck 1799
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Bivalvia
- Nuculida
- Nuculidae
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Nucula sp.
Lamarck 1799
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Bivalvia
- Carditida
- Astartidae
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Astarte sp.
Sowerby 1816
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Prorokia sp.
Böhm 1883
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Bivalvia
- Lucinida
- Lucinidae
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? Lucina sp.
Bruguière 1797
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| originally entered as "Lucina? sp." | ||||||||||
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Bivalvia
- Myalinida
- Inoceramidae
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Inoceramus sp.
Sowerby 1814
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Bivalvia
- Pectinida
- Oxytomidae
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Oxytoma sp.
(Meek and Hayden 1865)
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Bivalvia
- Pectinida
- Buchiidae
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Buchia lahuseni
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Buchia unschensis
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Buchia andersoni
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Buchia uncitoides
(Pavlow 1907)
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Buchia fischeriana
(d'Orbigny 1845)
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Buchia volgensis
(Lahusen 1888)
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Buchia okensis
(Pavlow 1907)
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Buchia terebratuloides
(Lahusen 1888)
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Lingulata
- Lingulida
- Lingulidae
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Lingula sp.
Bruguiére 1797
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Nodosariata
- Nodosariida
- Nodosariidae
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Astacolus trigonius
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Nodosariata
- Vaginulinida
- Vaginulinidae
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aff. Lenticulina sossipatrovae
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| originally entered as "Lenticulina aff. sossipatrovae" | ||||||||||
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Lenticulina gudinae
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| see common names | ||||||||||
Geography
| Country: | Russian Federation | State/province: | Siberia |
| Coordinates: | 70.8° North, 97.6° East (view map) | ||
| Paleocoordinates: | 71.2° North, 81.5° East | ||
| Geographic resolution: | small collection |
Time
| Period: | Cretaceous | Epoch: | Early Cretaceous |
| Stage: | Berriasian | 10 m.y. bin: | Cretaceous 1 | *Epoch: | Neocomian |
| Key time interval: | Berriasian | Zone: | Hectoroceras kochi |
| Age range of interval: | 145 - 139.8 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Member: | II |
| Stratigraphic resolution: | member |
Lithology and environment
| Primary lithology: | gray,green,yellow silty claystone |
| Environment: | marine indet. |
| Geology comments: lithology is generally a greenish-grey clayey silt, yellow brown in some places; intercalations of grey-yellow plastic clay present; horizons and individual concretions of calcareous siltstone traced throughout the member | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis |
Metadata
| Database number: | 2468 | ||
| Authorizer: | M. Patzkowsky, A. Hendy | Enterer: | K. Layou, A. Hendy |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 1999-07-05 12:43:25 | Last modified: | 2020-04-09 16:28:19 |
| Access level: | the public | Released: | 1999-07-05 12:43:25 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 73. | V. N. Saks, ed. 1975. The Jurassic-Cretaceous Boundary and the Berriasian Stage in the Boreal Realm. 1-319 [M. Patzkowsky/K. Layou/P. Wagner] |
Secondary references:
| 28273 | C. W. Wright, J. H. Calloman, and M. K. Howarth. 1996. Cretaceous Ammonoidea. Treatise on Invertebrate Paleontology L(4):1-362 [A. Hendy/A. Hendy] |