Kogachi, loc. 109 (Pliocene of Japan)

Where: Japan (26.6° N, 128.0° E: paleocoordinates 26.9° N, 127.5° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Kogachi Member (Haneji Formation), Early/Lower Pliocene (5.3 - 3.6 Ma)

• group of beds-level stratigraphic resolution

Environment/lithology: coastal; siltstone and sandstone

• conglomerate intercalated with granular sandstone, thin acidic tuff and fossiliferous siltstone

Size class: macrofossils

Primary reference: H. Noda. 1971. New anadarid and associated molluscan fauna from the Haneji Formation, Okinawa-jima, Ryukyu Islands. Transactions and Proceedings of the Paleontological Society of Japan, N.S. 81:27-51 [W. Kiessling/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 96675: authorized by Wolfgang Kiessling, entered by Uta Merkel on 23.06.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

Bivalvia
 Arcida - Arcidae
 Pectinida - Anomiidae
Pododesmus (Monia) noharai n. sp. Noda 1971 scallop
 Ostreida - Ostreidae
 Mytilida - Mytilidae
Modiolus sp. Lamarck 1801 mussel
 Cardiida - Gastrochaenidae
 Cardiida - Veneridae
 Cardiida - Tellinidae
 Cardiida - Cardiidae
Laevicardium sp. Swainson 1840 cockle
Fulvia sp. Gray 1853 cockle
 Lucinida - Lucinidae
Lucina sp., "Codakia (Jagonia) okinawazimana" = Ctena
Lucina sp. Bruguière 1797 clam
"Codakia (Jagonia) okinawazimana" = Ctena clam
Gastropoda
 Neogastropoda - Nassariidae
 Naticoidea - Naticidae
Polinices cumingianus moon snail
subsp. madioenensis
 Tonnoidea - Tonnidae
Tonna sp. Brünnich 1772 tun shell
 Sorbeoconcha - Batillariidae
 Turbinoidea - Turbinidae
"Lunella coronatus" = Turbo (Lunella), "Lunella sp." = Turbo (Lunella)
"Lunella coronatus" = Turbo (Lunella) snail
subsp. granulatus
"Lunella sp." = Turbo (Lunella) snail
 Trochoidea - Trochidae
Umbonium (Suchium) moniliferum top snail
subsp. decoratum