Kachchh Jr 11: Early/Lower Callovian, India
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Gastropoda
- Ampullinidae
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Ampullospira aff. coxi
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1 individual | ||||||
spelled with current rank as Ampullina (Ampullospira) | |||||||
Gastropoda
- Aporrhaidae
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Cuphotifer sp.
Piette 1876
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1 individual | ||||||
Gastropoda
- Ataphridae
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Ataphrus actaeus
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2 individuals | ||||||
Bivalvia
- Nuculanida
- Nuculanidae
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Dacryomya lacryma
(Sowerby 1824)
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2 individuals | ||||||
recombined as Leda lacryma | |||||||
Bivalvia
- Nuculida
- Nuculidae
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Nuculoma wynnei
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24 individuals | ||||||
Palaeonucula stoliczkai
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1 individual | ||||||
Palaeonucula cuneiformis
(Sowerby 1840)
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48 individuals | ||||||
Bivalvia
- Pholadida
- Corbulidae
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Corbulomima macneillii
Morris 1900
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1 individual | ||||||
Bivalvia
- Megalodontida
- Ceratomyopsidae
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Ceratomyopsis striata
(d'Orbigny 1822)
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2 individuals | ||||||
Bivalvia
- Carditida
- Astartidae
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Nicaniella extensa
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1 individual | ||||||
Bivalvia
- Pectinida
- Oxytomidae
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Meleagrinella echinata
Smith 1819
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2 individuals | ||||||
Bivalvia
- Ostreida
- Palaeolophidae
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Actinostreon gregareum
(Sowerby 1816)
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2 individuals | ||||||
Bivalvia
- Ostreida
- Gryphaeidae
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Nanogyra nana
(Sowerby 1822)
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7 individuals | ||||||
recombined as Nanogyra (Nanogyra) nana | |||||||
Gryphaea (Bilobissa) alimena
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1 individual | ||||||
see common names |
Geography
Country: | India | County: | Kachchh |
Coordinates: | 23.5° North, 70.5° East (view map) | ||
Paleocoordinates: | 24.1° South, 33.1° East |
Time
Period: | Jurassic | Epoch: | Middle Jurassic |
Stage: | Callovian | 10 m.y. bin: | Jurassic 5 |
Key time interval: | Early/Lower Callovian | ||
Age range of interval: | 165.30000 - 161.50000 m.y. ago |
Stratigraphy
Formation: | Chari |
Stratigraphic resolution: | bed |
Lithology and environment
Primary lithology: | unlithified argillaceous,sandy siltstone | ||
Includes fossils? | Y | ||
Lithology description: argillaceous, fine-sandy silt | |||
Environment: | offshore | Tectonic setting: | rift |
Taphonomy
Modes of preservation: | body,original calcite,replaced with calcite |
Size of fossils: | macrofossils |
Preservation of anatomical detail: | good |
Abundance in sediment: | abundant |
Articulated whole bodies: | many |
Temporal resolution: | time-averaged |
Spatial resolution: | autochthonous |
Collection methods and comments
Collection methods: | bulk,mechanical,field collection |
Reason for describing collection: | paleoecologic analysis |
Metadata
Database number: | 63063 | ||
Authorizer: | F. Fursich | Enterer: | F. Fursich | Research group: | marine invertebrate |
Created: | 2006-08-04 02:20:33 | Last modified: | 2006-08-04 05:20:34 |
Access level: | authorizer only | Released: | 2009-08-04 02:20:32 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
17728. | F.T. Fürsich. 2006. Unpublished data from Kachchh. [F. Fursich/F. Fursich/F. Fursich] |