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
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
unclassified | |
Gastropoda | |
Conus (Lithoconus) litteratus Linnaeus 1758 cone shell | |
"Lyria jugosa" = Lyria (Harpeola) jugosa
"Lyria jugosa" = Lyria (Harpeola) jugosa Sowerby 1839 volute | |
"Strombus (Labiostrombus) sedanensis" = Strombus sedanensis
"Strombus (Labiostrombus) sedanensis" = Strombus sedanensis Martin 1899 conch | |
Bivalvia | |
Nucula warsarensis nut clam | |
Foraminifera | |
Textularia cf. aegyptica, Textularia pseudogramen, Textularia mariae, Clavulina nodosaria, Clavulina angularis
Clavulina nodosaria d'Orbigny 1839
Clavulina angularis d'Orbigny 1826 | |
Globothalamea | |
Neoconorbina terquemi Rzehaq 1888 | |
Foraminifera | |
Virgulopsis sp. Finlay 1939 | |
Glandulina sp. d'Orbigny 1826 | |
Bolivina sp. d'Orbigny 1839 | |
Asterigerina carinata d'Orbigny 1839 | |
"Nephrolepidina chavarana" = Lepidocyclina (Nephrolepidina), "Nephrolepidina sp." = Lepidocyclina (Nephrolepidina)
"Nephrolepidina chavarana" = Lepidocyclina (Nephrolepidina)
"Nephrolepidina sp." = Lepidocyclina (Nephrolepidina) | |
Sagrinella sp. Saidova 1975 | |
Planorbulina mediterranensis d'Orbigny 1826
Planorbulinella sp. Cushman 1927 | |
Tubothalamea | |
Lachlanella sp. Karrer 1868 | |
Siphonaperta mediterranensis, Siphonaperta agglutinans, Articulina alticostata, Sigmoilopsis minuta, Quinqueloculina cuvierana, Quinqueloculina cf. transylvaniae, Quinqueloculina vulgaris, Quinqueloculina cf. buchiana, Cycloforina cf. dorsicostata, Cycloforina contorta, Cycloforina reticulata, Pseudomassilina sp., Pseudotriloculina consobrina, Pseudotriloculina inflata, Pseudotriloculina cf. microdonq, Pseudotriloculina cf. philippinesis, Pseudotriloculina reversa, Triloculina affinis, Triloculina terquemiana, Varidentella cf. pseudocostata
Siphonaperta agglutinans d'Orbigny 1839
Quinqueloculina cf. buchiana d'Orbigny 1846
Pseudomassilina sp. Lacroix 1938 | |
Foraminifera | |
Globigerinoides primordius, Globigerinoides parawoodi, Globigerinoides cf. subsacculifer, Globigerinoides trilobus, Globigerinoides subquadratus, Globigerinoides altiaperturus, Globigerina eamesi, Globigerina leroyi, Globigerina cf. officinalis, Globigerina senilis, Globigerina praebulloides, Globigerina cf. ouachitaensis, Globigerinella regularis
Globigerinoides trilobus Reuss 1850
Globigerinoides subquadratus Broennimann 1954
Globigerinoides altiaperturus Boli 1957
Globigerina praebulloides Blow 1959
Globigerina cf. ouachitaensis Howe and Wallace 1932 | |
"Paragloborotalia acrostoma" = Globorotalia (Turborotalia) acrostoma
"Paragloborotalia acrostoma" = Globorotalia (Turborotalia) acrostoma Wezel 1966 | |
Angulogerina cf. angulosa Williamson 1848 | |
Truncatulina | |
"Anomalinella rostrata" = Truncatulina rostrata
"Anomalinella rostrata" = Truncatulina rostrata Brady 1884 |