Where: India (8.9° N, 76.6° E: paleocoordinates 1.8° N, 72.7° E)
• coordinate based on nearby landmark
• 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.
• formation-level stratigraphic resolution
Environment/lithology: poorly lithified, gray, yellow, blue limestone
Size class: macrofossils
Collection methods: COLLECTOR: From multiple collections, including the present author Dey, A. K. and E. H. Pascoe (1926-1927's), General W. Cullen (c. 1850's), W. Logan (1883). REPOSITORY: British Museum of Natural History.
Primary reference: A. K. Dey. 1961. The Miocene Mollusca from Quilon, Kerala (India). Palaeontologica Indica 36 [A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 72033: authorized by Austin Hendy, entered by Austin Hendy on 22.05.2007
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Nucula warsarensis nut clam
Nucula pulchra nut clam | |
Cardita (Glans) quilonensis n. sp.
Cardita (Glans) quilonensis n. sp. Dey 1961 clam | |
Crassinella nana clam | |
"Corbula (Varicorbula) scaphoides" = Aloidis scaphoides, Corbula (Varicorbula) sulcata, "Corbula (Varicorbula) socialis" = Corbula (Anisocorbula) socialis
"Corbula (Varicorbula) scaphoides" = Aloidis scaphoides Hinds 1843 clam
Corbula (Varicorbula) sulcata Lamarck 1801 clam
"Corbula (Varicorbula) socialis" = Corbula (Anisocorbula) socialis Martin 1879 clam | |
Chama asperella Lamarck 1819 jewel box | |
Sunetta dautzenbergi, "Circe (Circenita) tivelinoides" = Gouldia (Circenita), "Gafrarium (Gouldia) minima" = Gouldia (Gouldia) minima, "Macrocallista (Costacallista) florida" = Costacallista, "Macrocallista (Costacallista) cf. lilacina" = Costacallista, Pitar obliquatus, Pitar (Hyphantosoma) simonnei, Antigona granosa, Mercimonia nepotina
Sunetta dautzenbergi venus clam
"Circe (Circenita) tivelinoides" = Gouldia (Circenita) venus clam
"Gafrarium (Gouldia) minima" = Gouldia (Gouldia) minima Montagu 1803 venus clam
"Macrocallista (Costacallista) florida" = Costacallista venus clam
"Macrocallista (Costacallista) cf. lilacina" = Costacallista venus clam
Pitar obliquatus venus clam
Pitar (Hyphantosoma) simonnei Dey 1961 venus clam
Antigona granosa Sowerby 1840 venus clam
Mercimonia nepotina venus clam | |
Azorinus abbreviatus clam | |
Cardium dariesi n. sp., Cardium quilonense n. sp.
Cardium dariesi n. sp. Dey 1961 cockle
Cardium quilonense n. sp. Dey 1961 cockle | |
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Glycymeris pecten clam
Glycymeris quilonensis n. sp. Dey 1961 clam | |
Barbatia culleni n. sp., Barbatia kayalensis n. sp., Barbatia quilonensis n. sp., Arca coxi n. sp., "Fossularca sculptilis" = Arca (Fossularca), Anadara quilonensis n. sp., Anadara gourae n. sp., Anadara craticulata
Barbatia culleni n. sp. Dey 1961 clam
Barbatia kayalensis n. sp. Dey 1961 clam
Barbatia quilonensis n. sp. Dey 1961 clam
Arca coxi n. sp. Dey 1961 ark
"Fossularca sculptilis" = Arca (Fossularca) ark
Anadara quilonensis n. sp. Dey 1961 ark
Anadara gourae n. sp. Dey 1961 ark | |
Spondylus tallavignesi, "Chlamys quilonensis n. sp." = Chlamys (Chlamys) quilonensis, Amusium orientale n. sp.
Spondylus tallavignesi scallop
"Chlamys quilonensis n. sp." = Chlamys (Chlamys) quilonensis Dey 1961 scallop
Amusium orientale n. sp. Dey 1961 scallop | |
Placenta lamellata n. sp.
Placenta lamellata n. sp. Dey 1961 scallop | |
"Ostrea hyotis" = Hyotissa hyotis
"Ostrea hyotis" = Hyotissa hyotis Linnaeus 1758 Honeycomb Oyster | |
Scaphopoda | |
Dentalium africanum tusk shell | |
Gastropoda | |
Scaphander javanus Martin 1879 snail | |
Atys semistriata snail | |
Carinodrillia multicostellata, Carinodrillia fermori n. sp., Drillia (Crassispira) logani n. sp., Drillia (Crassispira) woodringi n. sp.
Carinodrillia fermori n. sp. Dey 1961 snail
Drillia (Crassispira) logani n. sp. Dey 1961 snail
Drillia (Crassispira) woodringi n. sp. Dey 1961 snail | |
"Globularia (Cernina) carlei" = Cernina carlei
"Globularia (Cernina) carlei" = Cernina carlei Finlay 1927 snail | |
Calyptraea dunni n. sp.
Calyptraea dunni n. sp. Dey 1961 slipper shell | |
Bittium quilonense n. sp., "Potamides (Cerithidea) progoensis" = Cerithium progoensis, Cerithium (Ptychocerithium) rude, Cerithium travancorense n. sp., "Rhinoclavis bonneti" = Rhinoclavis (Rhinoclavis) bonneti
Bittium quilonense n. sp. Dey 1961 cerith snail
"Potamides (Cerithidea) progoensis" = Cerithium progoensis Martin 1916 cerith snail
Cerithium (Ptychocerithium) rude Sowerby 1840 cerith snail
Cerithium travancorense n. sp. Dey 1961 cerith snail
"Rhinoclavis bonneti" = Rhinoclavis (Rhinoclavis) bonneti Cossmann 1910 cerith snail | |
"Turritella subulata" = Haustator subulata, Turritella eucosmeta, Turritella kayalensis n. sp., Vermicularia cf. solarinus
"Turritella subulata" = Haustator subulata Martin 1884 turret shell
Turritella eucosmeta turret shell
Turritella kayalensis n. sp. Dey 1961 turret shell
Vermicularia cf. solarinus turret shell | |
| |
"Siliquaria granti" = Tenagodus granti
"Siliquaria granti" = Tenagodus granti Sowerby 1840 snail | |
Rissoina (Zebinella) vredenburgi n. sp. Dey 1961 snail | |
Malea quilonensis n. sp.
Malea quilonensis n. sp. Dey 1961 tun shell | |
Distorsio cancellinus snail | |
"Cassis (Semicassis) pila" = Semicassis bisulcata, "Cassis (Semicassis) quilonensis n. sp." = Semicassis bisulcata
"Cassis (Semicassis) pila" = Semicassis bisulcata Schubert and Wagner 1829 snail
"Cassis (Semicassis) quilonensis n. sp." = Semicassis bisulcata Schubert and Wagner 1829 snail | |
"Argobuccinum anjarense" = Gyrineum bituberculare Lamarck 1816 triton shell
Cymatium pilearis triton shell | |
"Argobuccinum cf. affinis" = Bursa granularis
"Argobuccinum cf. affinis" = Bursa granularis Röding 1798 frog shell | |
"Pseudozonaria simonnei n. sp." = Zonaria simonnei, Zonaria travancorica n. sp., Stolida (Cribraria) quilonensis n. sp., "Zoila schilderi n. sp." = Afrozoila schilderi
"Pseudozonaria simonnei n. sp." = Zonaria simonnei Dey 1961 cowry
Zonaria travancorica n. sp. Dey 1961 cowry
Stolida (Cribraria) quilonensis n. sp. Dey 1961 cowry
"Zoila schilderi n. sp." = Afrozoila schilderi Dey 1961 cowry | |
Terebellum terebellum, Tibia indica n. sp., "Strombus quilonensis n. sp." = Persististrombus quilonensis, Strombus daviesi n. sp., Strombus cossmanni
Terebellum terebellum Linnaeus 1758 true conch
Tibia indica n. sp. Dey 1961 true conch
"Strombus quilonensis n. sp." = Persististrombus quilonensis Dey 1961 true conch
Strombus daviesi n. sp. Dey 1961 conch
Strombus cossmanni Dey 1961 conch | |
"Dientomochilus (Varicospira) subrimosus" = Varicospira
"Dientomochilus (Varicospira) subrimosus" = Varicospira snail | |
Xenophora terpstrai n. sp.
Xenophora terpstrai n. sp. Dey 1961 carrier shell | |
Marginella (Volvarina) kayalensis n. sp., Marginella culleni n. sp.
Marginella (Volvarina) kayalensis n. sp. Dey 1961 margin shell
Marginella culleni n. sp. Dey 1961 margin shell | |
Lyria eidelessertiana n. sp., "Lyria jugosa" = Lyria (Harpeola) jugosa, "Persicula (Closia) sarda" = Closia
Lyria eidelessertiana n. sp. volute
"Lyria jugosa" = Lyria (Harpeola) jugosa Sowerby 1839 volute
"Persicula (Closia) sarda" = Closia volute | |
Morum (Oniscidea) quilonensis n. sp. Dey 1961 snail | |
Murex (Muricantha) iravadicus, Tritonalia quilonica n. sp., "Murex (Homalocantha) talahabensis" = Homalocantha, "Typhis (Laevityphis) tetragoniatus" = Siphonochelus (Laevityphis), Murex (Tubicardia) sondeianus, Murex (Brontes) bantamensis, Murex macgillierayi, Murex (Tubicardia) rubigonosus, Murex (Pteropleura) tripterus, Murex (Tubicardia) bonneti
Murex (Muricantha) iravadicus Vredenburg 1921 murex snail
Tritonalia quilonica n. sp. Dey 1961 murex snail
"Murex (Homalocantha) talahabensis" = Homalocantha murex snail
"Typhis (Laevityphis) tetragoniatus" = Siphonochelus (Laevityphis) murex snail
Murex (Tubicardia) sondeianus murex snail
Murex (Brontes) bantamensis murex snail
Murex macgillierayi murex snail
Murex (Tubicardia) rubigonosus murex snail
Murex (Pteropleura) tripterus Born 1778 murex snail
Murex (Tubicardia) bonneti Cossman 1903 murex snail | |
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"Xancus affinis" = Turbinella affinis
"Xancus affinis" = Turbinella affinis Sowerby 1839 snail | |
Moniliopsis multiseriata, Conus (Lithoconus) nganianus, Conus (Lithoconus) odengensis, Conus (Lithoconus) brevis, Conus (Leptoconus) quilonensis n. sp., Conus (Leptoconus) tomlini n. sp.
Moniliopsis multiseriata cone shell
Conus (Lithoconus) nganianus cone shell
Conus (Lithoconus) odengensis Martin 1895 cone shell
Conus (Lithoconus) brevis Sowerby 1840 cone shell
Conus (Leptoconus) quilonensis n. sp. Dey 1961 cone shell
Conus (Leptoconus) tomlini n. sp. Dey 1961 cone shell | |
"Terebra (Strioterebrum) exigua" = Terebra textilis, Terebra travancorensis n. sp., "Terebra bandongensis" = Terebra (Diplomeriza) bandongensis, Terebra coxi n. sp., "Terebra (Myurella) pamotamensis" = Terebra, "Terebra (Myurella) fenestrata" = Terebra, Terebra (Myurella) wadiai n. sp., "Terebra (Myurella) aiyengari n. sp." = Myurella aiyengari, "Terebra (Myurella) reticulata" = Myurella reticulata, Terebra (Myurella) oldhami, Terebra (Strioterebrum) mukerjeei n. sp.
"Terebra (Strioterebrum) exigua" = Terebra textilis Hinds 1844 auger snail
Terebra travancorensis n. sp. Dey 1961 auger snail
"Terebra bandongensis" = Terebra (Diplomeriza) bandongensis Martin 1879 auger snail
Terebra coxi n. sp. Dey 1961 auger snail
"Terebra (Myurella) pamotamensis" = Terebra auger snail
"Terebra (Myurella) fenestrata" = Terebra auger snail
Terebra (Myurella) wadiai n. sp. Dey 1961 auger snail
"Terebra (Myurella) aiyengari n. sp." = Myurella aiyengari Dey 1961 auger snail
"Terebra (Myurella) reticulata" = Myurella reticulata Sowerby 1840 auger snail
Terebra (Myurella) oldhami Vredenburg 1921 auger snail
Terebra (Strioterebrum) mukerjeei n. sp. Dey 1961 auger snail | |
Microdrillia reciproca, "Surcula tuberculata" = Asthenotoma tuberculata
Microdrillia reciproca snail
"Surcula tuberculata" = Asthenotoma tuberculata Gray 1839 snail | |
Drillia (Brachytoma) pinfoldi Vredenburg 1921 turrid
Turris (Lophotoma) quilonica n. sp. Dey 1961 turrid
Turris (Gemmulata) gilchristi Dey 1961 turrid | |
Clionella vinaykraoi, Turricula kayalensis n. sp., "Surcula promensis" = Turricula promensis, Surcula culleni n. sp.
Clionella vinaykraoi Dey 1961 snail
Turricula kayalensis n. sp. Dey 1961 snail
"Surcula promensis" = Turricula promensis Vredenburg 1921 snail SUBSPECIES: S. promensis silistrensis
Surcula culleni n. sp. Dey 1961 snail | |
Mitra (Tiara) aegra, Mitra quilonensis n. sp., "Mitra (Chrysame) sowerbyi" = Chrysame sowerbyi, Volvaria lahrii n. sp.
Mitra (Tiara) aegra mitre shell
Mitra quilonensis n. sp. Dey 1961 mitre shell
"Mitra (Chrysame) sowerbyi" = Chrysame sowerbyi d'Orbigny 1852 mitre shell
Volvaria lahrii n. sp. mitre shell | |
"Ancilla rembangensis" = Ancilla (Sparella) rembangensis Martin 1906 olive snail | |
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Siphonalia (Kelletia) indica n. sp., Cantharus tranquebaricus, Latirus tjilongenensis, Latirus (Polygona) hexagonus, "Latirus (Peristernia) corallinus" = Peristernia, Latirus (Peristernia) coxi n. sp., Fasciolaria nodulosa, Fusinus quilonicus n. sp., "Hemifusus eulacteus n. sp." = Pugilina eulactea
Siphonalia (Kelletia) indica n. sp. Dey 1961 true whelk
Cantharus tranquebaricus Gmelin 1791 true whelk
Latirus tjilongenensis true whelk
Latirus (Polygona) hexagonus true whelk
"Latirus (Peristernia) corallinus" = Peristernia true whelk
Latirus (Peristernia) coxi n. sp. Dey 1961 true whelk
Fasciolaria nodulosa tulip snail
Fusinus quilonicus n. sp. Dey 1961 true whelk
"Hemifusus eulacteus n. sp." = Pugilina eulactea Dey 1961 true whelk | |
Niso marmorata, Melanella grandis, Polinices mammilla, "Natica ruffa" = Natica vitellus2, Natica rodatzi, "Natica lineata" = Tanea lineata, Sinum delessertii
Niso marmorata snail
Melanella grandis snail
Polinices mammilla Linnaeus 1758 moon snail
Natica rodatzi Schepman 1900 moon snail
"Natica lineata" = Tanea lineata Röding 1798 moon snail
Sinum delessertii moon snail | |
Diodora vredenburgi n. sp.
Diodora vredenburgi n. sp. Dey 1961 snail | |
"Angaria delphinus" = Delphinula delphinus
"Angaria delphinus" = Delphinula delphinus Linnaeus 1758 laciniated dolphin shell | |
Phasianella (Orthomesus) variegata Lamarck 1822 snail | |
"Trochus (Tectus) cognatus" = Tectus cognatus Sowerby 1840 top snail
Clanculus pascoei n. sp. Dey 1961 top snail
Calliostoma dyscritum top snail | |
Acteon ghossi n. sp.
Acteon ghossi n. sp. Dey 1961 snail | |
Architectonica karkalensis, "Architectonica affine" = Architectonica affinis
Architectonica karkalensis sundial
"Architectonica affine" = Architectonica affinis Sowerby 1840 sundial [entered as Architectonica affinis]
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