PBDB Collection

Habo (=Chari) beds east of Ler, Eastern Unit, Bed 2, Kutch (Jurassic of India)

Where: India (23.2° N, 69.8° E: paleocoordinates 23.2° S, 32.7° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Habo beds Formation, Callovian (166.1 - 163.5 Ma)

• bed No. 2 corresponds to Athleta Beds; the present authors assign this bed to Callovian

• bed-level stratigraphic resolution

Environment/lithology: marine; lithology not reported

• no information given

Size class: macrofossils

Collection methods: focus on ammonoids and bivalves

Primary reference: S. K. Agrawal and R. P. Kachhara. 1979. Habo Beds near Ler (Kutch): Pt. 3 - Biostratigraphy of the beds on the east of Ler. Proceedings of the Indian National Science Academy, Part A: Physical Sciences 45(2):129-146 [M. Aberhan/S. Nurnberg]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 68653: authorized by Martin Aberhan, entered by Sabine Nürnberg on 01.02.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• The rich collection of megafossils from the east of Ler consists of over 1800 specimens of bivalves and 600 of ammonoids. About 300 individuals of the former and 360 of the latter have been left out due to their bad preservation.

Show authors, comments, and common names

Cephalopoda
Ammonitida - Reineckeiidae	Reineckeia (Reineckeites) waageni Reineckeia (Reineckeites) waageni ammonite
Ammonitida - Perisphinctidae	Obtusicostites sp. Obtusicostites sp. ammonite
Ammonitida - Oppeliidae	Hecticoceras (Brightia) sp., Hecticoceras (Sublunuloceras) cf. inermis, Hecticoceras (Sublunuloceras) discoides, "Hecticoceras (Sublunuloceras) lairense" = Hecticoceras lairense, Hecticoceras (Kheraites) ferrugineus, Oecotraustes (Paroecotraustes) sp., "Paralcidia glabella" = Alcidia, "Paralcidia sp." = Alcidia Hecticoceras (Brightia) sp. Bonarelli 1893 ammonite sp. nov. Hecticoceras (Sublunuloceras) cf. inermis ammonite Hecticoceras (Sublunuloceras) discoides Spath 1928 ammonite "Hecticoceras (Sublunuloceras) lairense" = Hecticoceras lairense Waagen 1875 ammonite Hecticoceras (Kheraites) ferrugineus Spath 1928 ammonite Oecotraustes (Paroecotraustes) sp. Spath 1928 ammonite sp. nov. "Paralcidia glabella" = Alcidia ammonite "Paralcidia sp." = Alcidia Rollier 1913 ammonite juvenile
Bivalvia
Nuculanida - Nuculanidae	Nuculana (Praesaccella) juriana, "Reticulana calloviensis" = Indonuculana, Dacromya lacryma Nuculana (Praesaccella) juriana pointed nut clam "Reticulana calloviensis" = Indonuculana pointed nut clam Dacromya lacryma pointed nut clam
Nuculida - Nuculidae	Palaeonucula blanfordi, Palaeonucula rodei, Palaeonucula cuneiformis, Nuculoma wynnei Palaeonucula blanfordi nut clam Palaeonucula rodei nut clam sp. nov. Palaeonucula cuneiformis Sowerby 1840 nut clam Nuculoma wynnei nut clam
Ostreida - Bakevelliidae	Gervillella siliqua Gervillella siliqua oyster
Ostreida - Pteriidae	Pteroperna blakei Pteroperna blakei pearl oyster
Pectinida - Entoliidae	Entolium (Entolium) partitum Entolium (Entolium) partitum scallop
Pectinida - Pectinoidae	Camptonectes (Camptonectes) auritus Camptonectes (Camptonectes) auritus Schlotheim 1813 scallop
Arcida - Parallelodontidae	Grammatodon (Indogrammatodon) virgatus, Grammatodon (Indogrammatodon) blakei, Grammatodon (Indogrammatodon) sp., Grammatodon (Grammatodon) jurianus Grammatodon (Indogrammatodon) virgatus clam Grammatodon (Indogrammatodon) blakei clam Grammatodon (Indogrammatodon) sp. Cox 1937 clam Grammatodon (Grammatodon) jurianus clam
Arcida - Arcidae	Barbatia sp. Barbatia sp. Gray 1842 clam sp. nov.
Trigoniida - Trigoniidae	Trigonia (Trigonia) haboensis Trigonia (Trigonia) haboensis clam
Lucinida - Lucinidae	Mesolinga agrawali Mesolinga agrawali clam sp. nov.
Pholadomyida - Pholadomyidae	Pachymya (Arcomya) mithali, Pholadomya (Bucardiomya) lirata Pachymya (Arcomya) mithali clam sp. nov. Pholadomya (Bucardiomya) lirata Sowerby 1818 clam
Cardiida - Arcticidae	Isocyprina (Isocyprina) cyreniformis Isocyprina (Isocyprina) cyreniformis clam
Cardiida - Cardiidae	Protocardia (Protocardia) sastry Protocardia (Protocardia) sastry cockle sp. nov.
Carditida - Astartidae	Coelopis (Coelopis) coxi, Nicaniella (Nicaniella) nummus, "Astarte" deeplali Coelopis (Coelopis) coxi clam misspelled as C. (Coelopsis) coxi sp. nov. Nicaniella (Nicaniella) nummus clam "Astarte" deeplali clam sp. nov.