Kachchh K 27a: Callovian, India
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Crinoidea
- Isocrinida
- Pentacrinitidae
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Pentacrinites sp.
Blumenbach 1804
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1 individual | |||||||||
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Crinoidea
- Isocrinida
- Isocrinidae
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Isocrinites sp.
Meyer in Agassiz 1836
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1 individual | |||||||||
| synonym of Isocrinus | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Rhynchonellidae
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Rhynchonella sp.
Fischer 1809
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8 individuals | |||||||||
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Bivalvia
- Trigoniida
- Trigoniidae
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Trigonia (Trigonia) elongata
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12 individuals | |||||||||
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Bivalvia
- Ostreida
- Palaeolophidae
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Actinostreon marshi
(Sowerby 1814)
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19 individuals | |||||||||
| bored (6), encr. (7) | ||||||||||
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Actinostreon gregareum
(Sowerby 1816)
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19 individuals | |||||||||
| bored (5), encr. (3) | ||||||||||
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Bivalvia
- Ostreida
- Gryphaeidae
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Liostrea sp.
Douvillé 1904
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4 individuals | |||||||||
| encr. (3) | ||||||||||
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Gryphaea (Bilobissa) alimena
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55 individuals | |||||||||
| bored (1) | ||||||||||
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Nanogyra nana
(Sowerby 1822)
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54 individuals | |||||||||
| recombined as Nanogyra (Nanogyra) nana | ||||||||||
| encr. (1), bored (3) | ||||||||||
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Bivalvia
- Pectinida
- Limidae
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Ctenostreon proboscideum
(Sowerby 1820)
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9 individuals | |||||||||
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Plagiostoma sp.
Sowerby 1814
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2 individuals | |||||||||
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Bivalvia
- Pectinida
- Pectinidae
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Chlamys (Chlamys) textoria
(Schlotheim 1820)
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25 individuals | |||||||||
| recombined as Chlamys textoria | ||||||||||
| encr. (2) | ||||||||||
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Spondylopecten cardinatus
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1 individual | |||||||||
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Eopecten velatus
(Goldfuss 1833)
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1 individual | |||||||||
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Bivalvia
- Pectinida
- Spondylidae
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Spondylus sp.
Linnaeus 1758
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1 individual | |||||||||
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Bivalvia
- Mytilida
- Mytilidae
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Arcomytilus laitmairensis
(de Loriol 1883)
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7 individuals | |||||||||
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Cephalopoda
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Belemnoidea indet.
Hyatt 1884
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3 individuals | |||||||||
| bored (1) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | India | County: | Kachchh |
| Coordinates: | 23.5° North, 70.5° East (view map) | ||
| Paleocoordinates: | 23.8° South, 33.2° East |
Time
| Period: | Jurassic | Epoch: | Middle Jurassic |
| Stage: | Callovian | 10 m.y. bin: | Jurassic 5 |
| Key time interval: | Callovian | ||
| Age range of interval: | 165.30000 - 161.50000 m.y. ago |
Stratigraphy
| Formation: | Chari |
| Stratigraphic resolution: | bed |
Lithology and environment
| Primary lithology: | ferruginous,shelly/skeletal lithified calcareous siltstone | ||
| Includes fossils? | Y | ||
| Lithology description: ferruginous, calcareous siltstone, shelly | |||
| 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: | 68596 | ||
| Authorizer: | F. Fursich | Enterer: | M. Hethke |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2007-01-29 08:27:58 | Last modified: | 2017-08-04 12:26:27 |
| Access level: | authorizer only | Released: | 2010-01-29 08:27:58 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 17728. | F.T. Fürsich. 2006. Unpublished data from Kachchh. [F. Fursich/F. Fursich/F. Fursich] |