Ura (Takamatsu shell sand facies) [Toshima Sand] (Pleistocene of Japan)

Where: Japan (34.6° N, 137.2° E: paleocoordinates 34.8° N, 137.0° E)

• coordinate based on nearby landmark

• local area-level geographic resolution

When: Toshima Sand Formation (Toyohashi Group), Pleistocene (2.6 - 0.0 Ma)

• STRATIGRAPHIC RELATIONS: From the Toshima Sand of the Toyohasi Gp, which overlies the Akasawa SIlt, and is overlain by the Tonami Gravel of the Tahara Gp. AGE: Pleistocene. STRATIGRAPHIC POSITION: A composite lis for the entire Takamatsu shell sand facies of the Toshima Sand.

• member-level stratigraphic resolution

Environment/lithology: marine; unlithified, shelly/skeletal sandstone

• SPECIFIC LITHOLOGY: Fossiliferous sandstone. LITHIFICATION: Unlithified.

Size class: macrofossils

Collected by Hayasaka

Collection methods: surface (in situ),

• COLLECTOR: S. Hayasaka. REPOSITORY: Possibly Tohoku University.

Primary reference: S. Hayasaka. 1962. Summary of the geology and paleontology of the Atsumi Peninsula, Aichi Prefecture, Japan. Science reports of the Tohoku Imperial University. 2nd series, Geology 195-217 [A. Hendy/A. Hendy]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 97029: authorized by Austin Hendy, entered by Austin Hendy on 17.07.2010

Creative Commons license: CC BY (attribution)

Taxonomic list

• COVERAGE: Exhaustive for molluscs. NOMENCLATURE: Not an authoritative publication, with antiquated nomenclature, but with species-resolution identifications.
Gastropoda
 Trochoidea - Trochidae
 Trochoidea - Turbinidae
"Lunella coronatus" = Turbo (Lunella)
"Lunella coronatus" = Turbo (Lunella) snail
SUBSPECIES: Lunella coronatus coreensis
 Opisthobranchia - Haminoeidae
Aliculastrum cylindricum Helbling 1779 snail
 Pseudomelanoidea - Pseudomelaniidae
 Epitonioidea - Epitoniidae
"Epitonium (Depressiscala) auritum" = Depressiscala
"Epitonium (Depressiscala) auritum" = Depressiscala wentletrap
 Sorbeoconcha - Naticidae
Eunaticina papilla, "Neverita (Glossaulax) didyma" = Glossaulax didyma
Eunaticina papilla Gmelin 1791 moon snail
"Neverita (Glossaulax) didyma" = Glossaulax didyma Röding 1798 moon snail
 Neogastropoda - Cancellariidae
 Neogastropoda - Terebridae
 Neogastropoda - Turridae
 Neogastropoda - Nassariidae
 Neogastropoda - Melongenidae
"Hemifusus tuba" = Volema (Hemifusus)
"Hemifusus tuba" = Volema (Hemifusus) snail
 Neogastropoda - Muricidae
Rapana thomasiana murex snail
 Sorbeoconcha - Strombidae
"Canarium (Labiostrombus) japonicum" = Strombus (Labiostrombus)
"Canarium (Labiostrombus) japonicum" = Strombus (Labiostrombus) conch
 Cerithioidea - Cerithiidae
"Cerithium kochi" = Rhinoclavis kochi
"Cerithium kochi" = Rhinoclavis kochi Philippi 1848 cerith snail
Scaphopoda
 Dentaliida - Dentaliidae
Dentalium (Paradentalium) octangulatum tusk shell
SUBSPECIES: Dentalium (Paradentalium) octangulatum hexagonum
Bivalvia
 Arcida - Cucullaeidae
"Arca boucardi" = Tetrarca boucardi
"Arca boucardi" = Tetrarca boucardi Jousseaume 1894 clam
 Arcida - Arcidae
Trisidos (Trisidos) tortuosa Linnaeus 1758 clam
SUBSPECIES: Trisidos (Trisidos) tortuosa kiyonoi
Anadara (Scapharca) satowi Dunker 1882 clam
 Pectinida - Anomiidae
 Pectinida - Pectinoidae
Pecten (Pecten) albicans Schröter 1802 scallop
Chlamys (Chlamys) farreri scallop
SUBSPECIES: Chlamys (Chlamys) farreri nipponensis
 Ostreida - Ostreidae
"Ostrea (Crassostrea) pretigris" = Crassostrea, Ostrea (Ostrea) denselamellosa
"Ostrea (Crassostrea) pretigris" = Crassostrea oyster
 Ostreida - Pinnidae
Pinna sp. Linnaeus 1758 oyster
 Lucinida - Lucinidae
 Pholadida - Myidae
"Mya (Arenomya) japonica" = Mya (Arenomya) arenaria
"Mya (Arenomya) japonica" = Mya (Arenomya) arenaria Linnaeus 1758 softshell clam
SUBSPECIES: Mya (Arenomya) japonica oonogai
 Cardiida - Sportellidae
 Cardiida - Veneridae
 Cardiida - Cardiidae
Fulvia mutica Reeve 1844 cockle
 Cardiida - Tellinidae
"Pseudometis praerupta" = Psammotreta (Pseudometis) praerupta Salisbury 1934 tellin clam
"Fabulina nitidula" = Tellina (Fabulina) tellin clam
 Cardiida - Solecurtidae
 Solenida - Solenidae
 Hiatellida - Hiatellidae
"Panope japonica" = Panopea, Hiatella orientalis
"Panope japonica" = Panopea clam
 Carditida - Carditidae