Where: Japan (34.9° N, 133.0° E: paleocoordinates 37.6° N, 130.3° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Langhian (16.0 - 13.8 Ma)
• Age given as early Middle Miocene
• member-level stratigraphic resolution
Environment/lithology: coastal; lithified siliciclastic sediments
Size class: macrofossils
Collection methods: Summary of all mossulscs recovered from area
•Help provided by Mariko Kura
Primary reference: K. Takayasu. 1986. Characteristics of the Miocene molluscan assemblages from central San-in District, Southwest Honshu, Japan. Monograph of the Mizunami Fossil Museum 6:155-169 [W. Kiessling/W. Kiessling/S. Bruning]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 44961: authorized by Wolfgang Kiessling, entered by Wolfgang Kiessling on 23.09.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
"Tristichotrochus sp." = Calliostoma (Tristichotrochus)
"Tristichotrochus sp." = Calliostoma (Tristichotrochus) Ikebe 1942 top snail | |
"Globularia nakamurai" = Cernina fluctuata nakamurai
"Globularia nakamurai" = Cernina fluctuata nakamurai Otuka 1938 snail | |
Vicaryella bacula, Vicaryella cf. notoensis, Vicarya japonica, Tateiwaia yamanarii, Tateiwaia tateiwai
Vicaryella bacula horn snail
Vicaryella cf. notoensis Masuda 1956 horn snail
Vicarya japonica horn snail
Tateiwaia yamanarii horn snail
Tateiwaia tateiwai Makiyama 1936 horn snail | |
"Cerithium (Proclava) ancisum" = Rhinoclavis (Proclava)
"Cerithium (Proclava) ancisum" = Rhinoclavis (Proclava) cerith snail | |
Olivella sp. Swainson 1831 olive snail | |
Nassarius sp. Duméril 1806 snail | |
Suavodrillia sp. Dall 1918 snail | |
Echinophoria etchuensis Hatai and Nisiyama 1949 snail
Liracassis sp. Moore 1963 snail | |
"Apollon osawanoensis" = Gyrineum
"Apollon osawanoensis" = Gyrineum triton shell | |
Neverita (Glossaulax) sp., "Neverita (Glossaulax) coticazae" = Glossaulax didyma coticazae, Euspira meisensis, "Sinum yabei" = Sinum ineptum
Neverita (Glossaulax) sp. Pilsbry 1929 moon snail
"Neverita (Glossaulax) coticazae" = Glossaulax didyma coticazae Makiyama 1926 moon snail
Euspira meisensis Makiyama 1926 moon snail
"Sinum yabei" = Sinum ineptum Yokoyama 1924 moon snail | |
Bivalvia | |
Acharax tokunagai Awning Clam | |
"Acila submirabilis" = Acila (Acila) submirabilis Makiyama 1926 divaricate nutclam
Ennucula osawanoensis nut clam
Ennucula sp. Iredale 1931 nut clam | |
Yoldia sp. Möller 1842 clam | |
Pillucina yokoyamai clam | |
Panopea nomurae clam | |
Solen sp. Linnaeus 1758 clam | |
"Teredo" sp. Linnaeus 1758 clam | |
"Solidicorbula succincta" = Corbula (Solidicorbula)
"Solidicorbula succincta" = Corbula (Solidicorbula) clam | |
Mya cuneiformis, "Hiatula minoensis" = Mya
Mya cuneiformis Böhm 1915 softshell clam
"Hiatula minoensis" = Mya softshell clam | |
Nipponomarcia nakamurai Ikebe 1941 clam | |
"Siratoria siratoriensis" = Tapes (Siratoria), "Phacosoma suketoensis" = Dosinia (Phacosoma), Meretrix arugai, Cyclina hwabongriensis, Cyclina takeyamai, Cyclina sp.
"Siratoria siratoriensis" = Tapes (Siratoria) venus clam
"Phacosoma suketoensis" = Dosinia (Phacosoma) venus clam
Meretrix arugai venus clam
Cyclina hwabongriensis venus clam
Cyclina takeyamai venus clam
Cyclina sp. venus clam | |
Cardilia toyamaensis clam | |
"Geloina yamanei" = Polymesoda (Geloina), "Geloina stachi" = Polymesoda (Geloina)
"Geloina yamanei" = Polymesoda (Geloina) clam
"Geloina stachi" = Polymesoda (Geloina) clam | |
""Vasticardium" ogurai" = Acrosterigma (Vasticardium)
""Vasticardium" ogurai" = Acrosterigma (Vasticardium) cockle | |
Macoma izurensis tellin clam | |
Anadara (Hataiarca) sp. Gray 1847 ark | |
Limopsis sp. Sassi 1827 clam | |
Crassostrea gravitesta oyster
Ostrea sp. Linnaeus 1758 oyster | |
Limatula sp. Wood 1839 file clam
Acesta cf. goliath file clam | |
Mizuhopecten cf. kimurai Yokoyama 1925 scallop
Delectopecten peckhami Gabb 1869 scallop | |
Scaphopoda | |
Fissidentalium yokoyamai tusk shell |