PGD-8 (168.0 m) (Oligocene of India)

Where: India (23.5° N, 87.4° E: paleocoordinates 12.1° N, 84.1° E)

• coordinate stated in text

• small collection-level geographic resolution

When: Late/Upper Oligocene (28.4 - 23.0 Ma)

• STRATIGRAPHIC RELATIONS: From unknown lithostratigraphic unit, unconformably overlying Pre-Cambrian basement rocks. THICKNESS: From horizon within bore of at least 168.0 m thickness. AGE: Early Miocene STRATIGRAPHIC POSITION: From depth of 168.0 m.

• bed-level stratigraphic resolution

Environment/lithology: transition zone or lower shoreface; poorly lithified, gray, white sandstone

• ENVIRONMENT: Near shore shallow marine environment.
• SPECIFIC LITHOLOGY: White to dull clayey sandstone. LITHIFICATION: Poorly lithified on the basis of preparation description.

Size class: macrofossils

Collection methods: core,

• COLLECTORS: Presumably the authors, S. Bera, M, Manerjee, and T. Lahiri. REPOSITORY: Not stated in text, but possibly the Palaeobotony and Palynology Laboratory, Department of Botany, University of Calcutta.

Primary reference: S. Bera, M. Banerjee, and T. C. Lahiri. 1996. Tertiary molluscs from the western margin of Bengal Basin, India, with special reference to biostratigraphy and paleoenvironment. Journal of the Paleontological Society of India 41:145-159 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 72175: authorized by Austin Hendy, entered by Austin Hendy on 26.05.2007

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited lists, but probably exhaustive for gastropods and bivalves given material available. NOMENCLATURE: Taxa poorly constrained, most identified to genus resolution.
Show authors, comments, and common names
Gastropoda
 Heterostropha - Planorbidae
Planorbis sp.
Planorbis sp. Muller 1774 snail
 Architaenioglossa - Viviparidae
Viviparus cf. bengalensis
 Sorbeoconcha - Naticidae
Natica sp.
Natica sp. Scopoli 1777 moon snail