Padappakara [Quilon Limestone] (Miocene of India)

Also known as 58 D/9, B.1

Where: India (9.0° N, 76.6° E: paleocoordinates 1.9° N, 72.7° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Quilon Limestone Formation, Early/Lower Miocene (23.0 - 16.0 Ma)

• STRATIGRAPHIC RELATIONS: From the Quilon Limestone, which overlie unconformably Archean granites, and are regionally overlain by the Late Miocene Wakalay beds. THICKNESS: From 1-1.25 ft thick limestone within section of about 40 ft thick. AGE: Early MIocene based on multiple sources, including ostracod biostratigraphy (Khosla and Nagori, 1989) and vertebrate (Sahni and Mitra, 1980). STRATIGRAPHIC POSITION: From entire formation, which is found at the base of this section.

• bed-level stratigraphic resolution

Environment/lithology: poorly lithified, gray, yellow, blue, argillaceous limestone

• ENVIRONMENT: Carbonate facies. Environment not discussed in text (at least that is available at present), but appears to be relatively shallow water.
• SPECIFIC LITHOLOGY: Limestone, impure, argillaceous, highly indurated, dull yellowish to bluish grey. The upper and lower parts are less compact and present less difficulty in extraction of fossils. LITHIFICATION: Ranging from lithified to poorly lithified.

Size class: macrofossils

Collection methods: surface (in situ),

• COLLECTOR: Unknown. REPOSITORY: Presumably BMNH.

Primary reference: F. E. Eames. 1950. On the ages of certain Upper Tertiary beds of Peninsula India and Ceylon. Geological Magazine 87:233-252 [A. Hendy/A. Hendy]more details

Purpose of describing collection: biostratigraphic analysis

PaleoDB collection 77654: authorized by Austin Hendy, entered by Austin Hendy on 16.01.2008, edited by Mark Uhen

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Limited to representative forms of gastropoda and bivalvia. NOMENCLATURE: Not an authoritative publication and somewhat antiquated, though nevertheless, consistent use of subgenera and species-resolution assignments permit nomenclatural vetting.
unclassified
  -
Foraminifera
 Buliminoidea - Buliminidae
  -
Globothalamea
 Rotaliida - Asterigerinatidae
 Rotaliida - Miogypsinidae
 Rotaliida - Discorbidae
 Rotaliida - Rosalinidae
 Rotaliida - Cibicididae
 Rotaliida - Glabratellidae
 Rotaliida - Nonionidae
 Rotaliida - Anomalinidae
 Loftusiida - Acervulinidae
Foraminifera
 Rotalioidea - Elphidiellidae
 Rotalioidea - Elphidiidae
  -
 Lituolida - Lituolidae
  -
 Biokovinacea - Charentiidae
  -
 Globigerinoidea - Globorotaliidae
"Paragloborotalia acrostoma" = Globorotalia (Turborotalia) acrostoma
"Paragloborotalia acrostoma" = Globorotalia (Turborotalia) acrostoma Wezel 1966
 Globigerinoidea - Globigerinidae
Tubothalamea
 Miliolida - Soritidae
 Miliolida -
 Miliolida - Austrotrillinidae
 Miliolida - Alveolinidae
 Miliolida - Hauerinidae
 Miliolida - Miliolidae
Foraminifera
  -
 Buliminacea - Siphogenerinoididae
Sagrinella sp. Saidova 1975
 Planorbulinacea - Planorbulinidae
 Asterigerinacea - Asterigerinidae
Asterigerina carinata d'Orbigny 1839
 Rotaliina - Bolivinitidae
Virgulopsis sp. Finlay 1939
 Nodosariacea - Ellipsolagenidae
 Nodosariacea - Glandulinidae
Glandulina sp. d'Orbigny 1826
 Rotaliina - Bolivinidae
Bolivina sp. d'Orbigny 1839
 Rotaliacea - Rotaliidae
 Orbitoidacea - Lepidocyclinidae
"Nephrolepidina chavarana" = Lepidocyclina (Nephrolepidina), "Nephrolepidina sp." = Lepidocyclina (Nephrolepidina)
"Nephrolepidina chavarana" = Lepidocyclina (Nephrolepidina)
"Nephrolepidina sp." = Lepidocyclina (Nephrolepidina)
 Nummulitacea - Nummulitidae
Gastropoda
 Sorbeoconcha - Strombidae
"Strombus (Labiostrombus) sedanensis" = Strombus sedanensis
"Strombus (Labiostrombus) sedanensis" = Strombus sedanensis Martin 1899 conch
 Neogastropoda - Conidae
Conus (Lithoconus) litteratus Linnaeus 1758 cone shell
 Neogastropoda - Volutidae
"Lyria jugosa" = Lyria (Harpeola) jugosa
"Lyria jugosa" = Lyria (Harpeola) jugosa Sowerby 1839 volute
Bivalvia
 Arcida - Arcidae
 Nuculida - Nuculidae
Truncatulina
  -
"Anomalinella rostrata" = Truncatulina rostrata
"Anomalinella rostrata" = Truncatulina rostrata Brady 1884