Kachchh Ja 27b (Jurassic of India)

Where: India (23.5° N, 70.5° E: paleocoordinates 24.1° S, 33.1° E)

When: Chari Formation, Early/Lower Callovian (164.7 - 161.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified, ferruginous siltstone

• ferruginous siltstone

Size class: macrofossils

Preservation: original calcite, replaced with calcite

Collection methods: bulk, mechanical,

Primary reference: F.T. Fürsich. 2006. Unpublished data from Kachchh. [F. Fursich/F. Fursich/F. Fursich]more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 62155: authorized by Franz Fursich, entered by Franz Fursich on 13.07.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Rhynchonellata
 Terebratulida - Postepithyrididae
Polychaeta
 Serpulimorpha -
Bivalvia
  -
Bivalvia indet. Linnaeus 1758 clam
 Arcida - Parallelodontidae
 Myalinida - Kolymiidae
"Parainoceramus nitescens" = Kolymia
"Parainoceramus nitescens" = Kolymia clam
 Pectinida - Entoliidae
Cingentolium (Cingentolium) partitum Sowerby 1840 scallop
forming thin pavements
 Pectinida - Limidae
Pseudolimea duplicata Sowerby 1814 file clam
 Ostreida - Bakevelliidae
 Ostreida - Posidoniidae
Bositra buchi Roemer 1836 oyster
 Mytilida - Mytilidae
 Carditida - Astartidae
 Pholadida - Corbulidae
 Cardiida - Arcticidae
Isocyprina sp. Röder 1882 clam
 Cardiida - Cardiidae
Protocardia striatula Sowerby 1829 cockle
 Nuculida - Nuculidae
Palaeonucula cuneiformis Sowerby 1840 nut clam
Nuculoma wynnei nut clam
 Protobranchia - Nuculanidae
Mesosaccella indica pointed nut clam
"Dacryomya lacryma" = Leda lacryma Sowerby 1824 pointed nut clam
Praesaccella juriana pointed nut clam
 Protobranchia - Yoldiidae
Gastropoda
  -
Gastropoda indet. Cuvier 1797 snail
originally entered as "Gastropoda sp."
 Prosobranchia - Acteoninidae
"Actaeonina (Striactaeonina) sp." = Acteonina
"Actaeonina (Striactaeonina) sp." = Acteonina d'Orbigny 1850 snail
 Stromboidea - Aporrhaidae
Pietteia sp. Cossmann 1904 snail
 Sorbeoconcha - Cryptaulacidae
 Heterostropha - Gordenellidae
"Promathildia (Clathrobaculus) sp." = Promathildia
"Promathildia (Clathrobaculus) sp." = Promathildia Andreae 1887 snail
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium sp. Linnaeus 1758 tusk shell
Cephalopoda
 Belemnoidea -
Belemnoidea indet. Hyatt 1884 belemnite
originally entered as "Belemnoidea sp."
 Ammonoidea -
Ammonitida indet. Hyatt 1889 ammonite
originally entered as "Ammonitida sp."