Kachchh Walakawas (Jurassic of India)

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

When: Chari Formation, Late/Upper Callovian (164.7 - 161.2 Ma)

• bed-level stratigraphic resolution

Environment/lithology: offshore; lithified sandstone

• fine-grained sandstone

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 Unpublished data from Kachchh.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 67631: authorized by Franz Fursich, entered by Franz Fursich on 29.11.2006

Creative Commons license: CC BY (attribution)

Taxonomic list

Show authors, comments, and common names
Polychaeta
 Sabellida - Serpulidae
Serpula (Cycloserpula) sp., Serpula (Dorsoserpula) sp., Serpula (Tetraserpula) sp.
Cephalopoda
 Ammonoidea -
Ammonitida indet.
Ammonitida indet. Hyatt 1889 ammonite
 Belemnoidea -
Belemnoidea indet.
Belemnoidea indet. Hyatt 1884 belemnite
Gastropoda
 Cerithioidea - Cerithiidae
Cerithiidae indet.
Cerithiidae indet. Fleming 1822 cerith snail
Bivalvia
 Nuculanida - Nuculanidae
Praesaccella juriana
Praesaccella juriana pointed nut clam
 Nuculida - Nuculidae
Nuculoma wynnei
 Mytilida - Mytilidae
Modiolus glendayi, "Modiolus imbricatus" = Modiolus (Modiolus) imbricatus, Inoperna khadirensis
"Modiolus imbricatus" = Modiolus (Modiolus) imbricatus Sowerby 1818 mussel
 Pectinida - Pectinoidae
"Chlamys (Chlamys) textoria" = Chlamys textoria, Camptonectes (Camptonectes) auritus, Camptonectes (Camptochlamys) obscurus
"Chlamys (Chlamys) textoria" = Chlamys textoria Schlotheim 1820 scallop
Camptonectes (Camptonectes) auritus Schlotheim 1813 scallop
 Pectinida - Limidae
Limatula wandaensis, Acesta (Acesta) jumaraensis, Plagiostoma sp.
Plagiostoma sp. Sowerby 1814 file clam
 Pectinida - Anomiidae
Placunopsis fibrosa
Placunopsis fibrosa Laube 1867 scallop
 Ostreida - Bakevelliidae
Gervillella siliqua
 Ostreida - Gryphaeidae
"Nanogyra nana" = Nanogyra (Nanogyra) nana
"Nanogyra nana" = Nanogyra (Nanogyra) nana Sowerby 1822 oyster
cl!
 Arcida - Parallelodontidae
Grammatodon (Grammatodon) jurianus, "Indogrammatodon virgatus" = Grammatodon (Indogrammatodon)
"Indogrammatodon virgatus" = Grammatodon (Indogrammatodon) clam
 Pterioida -
"Cingentolium (Cingentolium) partitum" = Costentolium partitum
"Cingentolium (Cingentolium) partitum" = Costentolium partitum Sowerby 1840 clam
 Pholadida - Corbulidae
Corbulomima macneillii
Corbulomima macneillii Morris 1900 clam
 Pholadida - Pleuromyidae
Pleuromya uniformis
Pleuromya uniformis Sowerby 1813 clam
in life pos. (1)
 Pholadomyida - Pholadomyidae
Pholadomya (Bucardiomya) lirata
Pholadomya (Bucardiomya) lirata Sowerby 1818 clam
life pos. (1)
 Lucinida - Mactromyidae
Mactromya aequalis
Mactromya aequalis Agassiz 1843 clam
 Carditida - Astartidae
Neocrassina sp., Nicaniella pisiformis
Neocrassina sp. Fischer 1887 clam