Kaki, Nagi-cho, Okayama (Miocene of Japan)

Where: Japan (35.1° N, 134.2° E)

• Paleocoordinates: 34.7° N, 131.9° E (Wright 2013)

• coordinate stated in text

• small collection-level geographic resolution

When: Yoshino Formation (Katsuta Group), Middle Miocene (16.0 - 11.6 Ma)

• ? Middle Miocene, assemblage A, lower part of the formation

• bed-level stratigraphic resolution

Environment/lithology: paralic; lithified shale

• brackish and muddy bottom fauna

Size class: macrofossils

Primary reference: E. Taguchi, T. Osafune, and A. Obayashi. 1981. New Miocene mollusca from the Katsuta Group, Nagi-cho, Okayama Prefecture, SW Japan. Bulletin of the Mizunami Fossil Museum 8:1-6 [W. Kiessling/U. Merkel/U. Merkel]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 77742: authorized by Wolfgang Kiessling, entered by Uta Merkel on 18.01.2008

Creative Commons license: CC0 (CC0)

Taxonomic list

Show authors, comments, and common names
Thecostraca
 Balanomorpha - Balanidae
"Balanus" sp.
"Balanus" sp. Da Costa 1778 barnacle
Bivalvia
 Arcida - Arcidae
Striarca elongata n. sp., Striarca uetsukiensis, Striarca sp., Anadara (Hataiarca) kakehataensis, Anadara (Hataiarca) sp.
Striarca elongata n. sp. clam
Striarca sp. Conrad 1862 clam
 Ostreida - Ostreidae
Crassostrea gravitesta
 Ostreida - Malleidae
? Isognomon sp.
? Isognomon sp. Lightfoot 1786 oyster
 Mytilida - Mytilidae
Modiolus sp.
Modiolus sp. Lamarck 1801 mussel
 Pholadida - Corbulidae
"Solidicorbula succincta" = Corbula (Solidicorbula)
"Solidicorbula succincta" = Corbula (Solidicorbula) clam
 Pholadida - Myidae
"Hiatula minoensis" = Mya
"Hiatula minoensis" = Mya softshell clam
 Pholadida - Pholadidae
Martesia sp.
Martesia sp. Sowerby 1824 clam
 Pholadida - Teredinidae
Teredo sp.
Teredo sp. Linnaeus 1758 clam
 Cardiida - Ungulinidae
? Joannisiella sp.
? Joannisiella sp. Dall 1895 clam
 Cardiida - Veneridae
Clementia japonica, Clementia sp., Cyclina takeyamai
Clementia sp. Gray 1847 venus clam
Cyclina takeyamai venus clam
 Cardiida - Corbiculidae
"Geloina cf. stachi" = Polymesoda (Geloina), "Geloina yamanei" = Polymesoda (Geloina)
"Geloina cf. stachi" = Polymesoda (Geloina) clam
"Geloina yamanei" = Polymesoda (Geloina) clam
 Cardiida - Psammobiidae
Asaphis sp.
Asaphis sp. Modeer 1793 clam
 Cardiida - Tellinidae
Apolymetis sp., Tellina notoensis, "Fabulina sp." = Tellina (Fabulina)
Apolymetis sp. Salisbury 1929 tellin clam
Tellina notoensis tellin clam
"Fabulina sp." = Tellina (Fabulina) tellin clam
 Solenida - Pharidae
Cultellus izumoensis
Cultellus izumoensis Yokoyama 1923 clam
Gastropoda
 Trochoidea - Turbinidae
Homalopoma sp., Turbo ozawai, Turbo cf. ozawai, "Lunella kurodai" = Turbo (Lunella)
Homalopoma sp. Carpenter 1864 snail
Turbo ozawai Otuka 1938 snail
Turbo cf. ozawai Otuka 1938 snail
"Lunella kurodai" = Turbo (Lunella) snail
 Neritoidea - Neritidae
Nerita cf. ishidae, Nerita sp.
Nerita sp. Linnaeus 1758 snail
 Neogastropoda - Muricidae
Chicoreus (Rhizophorimurex) capuchinus, Chicoreus (Rhizophorimurex) sp.
Chicoreus (Rhizophorimurex) capuchinus murex snail
n. subsp. nagiensis
Chicoreus (Rhizophorimurex) sp. Oyama 1950 murex snail
 Neogastropoda - Buccinidae
Searlesia kurodai
Searlesia kurodai true whelk
subsp. kinseiensis
 Cerithioidea - Potamididae
Vicaryella sp., Vicaryella cf. notoensis, Cerithidea (Cerithideopsilla) tokunariensis, Vicarya japonica, Terebralia itoigawai n. sp., Terebralia kakiensis n. sp., Telescopium cf. schencki, Tateiwaia yamanarii, Tateiwaia tateiwai
Vicaryella sp. Yabe and Hatai 1938 horn snail
Vicaryella cf. notoensis Masuda 1956 horn snail
Vicarya japonica horn snail
Terebralia itoigawai n. sp. horn snail
Terebralia kakiensis n. sp. horn snail
Tateiwaia tateiwai Makiyama 1936 horn snail
 Cerithioidea - Turritellidae
Turritella kiiensis
Turritella kiiensis turret shell
 Cerithioidea - Batillariidae
Batillaria toshioi, Batillaria sp.
Batillaria sp. Benson 1842 snail
 Cerithioidea - Cerithiidae
Cerithium sp.
Cerithium sp. Bruguière 1789 cerith snail