Izumo, San-in: Serravallian, Japan

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Scaphopoda - Dentaliida - Dentaliidae
Fissidentalium yokoyamai
Bivalvia - Mytilida - Mytilidae
Mytilus grayanus Dunker 1853
recombined as Crenomytilus grayanus
Modiolus difficilis
Bivalvia - Arcida - Glycymerididae
Glycymeris sp. Da Costa 1778
sp. A and B
Glycymeris cisshuensis Makiyama 1926
Bivalvia - Arcida - Arcidae
Anadara tazawensis
Bivalvia - Ostreida - Ostreidae
Crassostrea gigas (Thunberg 1793)
Bivalvia - Pectinida - Pectinidae
Mizuhopecten sp. Masuda 1963
Kotorapecten kagamianus
two subspecies
Placopecten cf. promollitus
Placopecten sp. (Verrill 1897)
Chlamys sp. Röding 1798
Chlamys cf. otukae Masuda and Sawada 1961
recombined as Chlamys (Chlamys) otukae
Chlamys kaneharai (Yokoyama 1926)
recombined as Mimachlamys kaneharai
Bivalvia - Pectinida - Anomiidae
Anomia sp. Linnaeus 1758
Bivalvia - Carditida - Carditidae
Cyclocardia fujinaensis
Bivalvia - Lucinida - Lucinidae
Lucinoma annulata (Reeve 1850)
recombined as Lucinoma annulatum
Bivalvia - Pholadida - Myidae
Mya cuneiformis Böhm 1915
Bivalvia - Pholadida - Teredinidae
"Teredo" sp. Linnaeus 1758
Bivalvia - Cardiida - Cardiidae
Clinocardium shinjiense (Yokoyama 1923)
recombined as Ciliatocardium shinjiense
? Laevicardium shiobarense
Serripes cf. laperousi
Bivalvia - Cardiida - Tellinidae
Macoma optiva
Bivalvia - Cardiida - Veneridae
Callista chinensis (Holten 1802)
recombined as Callista (Callista) chinensis
Phacosoma hataii
spelled with current rank as Dosinia (Phacosoma)
Kaneharaia kaneharai
spelled with current rank as Dosinia (Kaneharaia)
Protothaca cf. tateiwai
synonym of Leukoma
Protothaca sp. Dall 1902
synonym of Leukoma
"Chione" sp. von Mühlfield 1811
Callithaca sp. Dall 1902
Mercenaria yokoyamai
Pitar cf. semeliformis
Saxidomus purpurata
Bivalvia - Cardiida - Mactridae
Spisula cf. voyi (Gabb 1866)
synonym of Mactromeris polynyma
Bivalvia - Solenida - Pharidae
Cultellus izumoensis Yokoyama 1923
Bivalvia - Hiatellida - Hiatellidae
Panopea nomurae
Bivalvia - Thraciida - Thraciidae
Thracia higashinodonoensis
Bivalvia - Thraciida - Periplomatidae
Periploma besshoensis
Bivalvia - Pandorida - Pandoridae
Pandora sp. Bruguière 1797
Bivalvia - Nuculanida - Sareptidae
Portlandia gratiosa
Bivalvia - Nuculanida - Nuculanidae
Saccella confusa
ssp. toyomaensis
Bivalvia - Nuculida - Nuculidae
Acila submirabilis Makiyama 1926
recombined as Acila (Acila) submirabilis
Ennucula praenipponica
Gastropoda - Turbinidae
Margarites sinzi
Galeoastraea sp.
Gastropoda - Trochidae
Trochus sp. Linnaeus 1758
Calliostoma simane
Protorotella sp. Makiyama 1925
Gastropoda - Patellida - Lottiidae
"Acmaea" sp. Eschscholtz 1830
Gastropoda - Turritellidae
Turritella tanaguraensis
Gastropoda - Naticidae
Euspira sp. Agassiz 1837
Neverita (Glossaulax) kiritaniana (Yokoyama 1931)
synonym of Glossaulax didyma
Sinum yabei Otuka 1934
synonym of Sinum ineptum
Gastropoda - Neogastropoda - Buccinidae
Siphonalia sp. Adams 1863
Phos iwakianus
ssp. fujinaensis
Buccinum yatukanum
Neptunea sp. Röding 1798
Gastropoda - Neogastropoda - Nassariidae
Nassarius sp. Duméril 1806
Gastropoda - Neogastropoda - Cancellariidae
Sydaphera sp. Iredale 1929
Gastropoda - Neogastropoda - Olividae
Olivella cf. iwakiensis
Gastropoda - Neogastropoda - Turridae
Surculites cryptoconoides
Surcurites cryptoconoides
Gastropoda - Neogastropoda - Volutidae
Fulgoraria sinziensis
Gastropoda - Neogastropoda - Muricidae
Boreotrophon cf. elegantula
? Ocenebra sp. Leach in Gray 1847
Gastropoda - Cassidae
Liracassis japonica
see common names

Geography
Country:Japan
Coordinates: 35.3° North, 132.8° East (view map)
Paleocoordinates:37.6° North, 130.2° East
Basis of coordinate:based on nearby landmark
Geographic resolution:local area
Time
Period:Neogene Epoch:Miocene
Stage:Serravallian 10 m.y. bin:Cenozoic 5
Key time interval:Serravallian
Age range of interval:13.82000 - 11.63000 m.y. ago
Stratigraphy
Stratigraphic resolution:member
Stratigraphy comments: Age given as middle to late Middle Miocene
Lithology and environment
Primary lithology: lithified "siliciclastic"
Includes fossils?Y
Environment:foreshore Tectonic setting:back-arc basin
Geology comments: Neritic environment
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils
Collection methods and comments
Collection methods:field collection,survey of museum collection
Reason for describing collection:paleoecologic analysis
Collection method comments: Summary of all mossulscs recovered from area.
Metadata
Database number:44962
Authorizer:W. Kiessling Enterer:W. Kiessling
Modifier:W. Kiessling Research group:marine invertebrate
Created:2004-09-23 03:24:42 Last modified:2012-01-26 10:41:23
Access level:the public Released:2004-09-23 03:24:42
Creative Commons license:CC BY
Reference information

Primary reference:
11713.1% 8100K. 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]