Sawane (Miocene of Japan)

Where: Niigata, Japan (38.0° N, 138.3° E: paleocoordinates 40.7° N, 135.7° E)

• coordinate estimated from map

When: Tsurushi Formation, Middle Miocene (16.0 - 11.6 Ma)

Environment/lithology: marine; lithology not reported

Size class: macrofossils

Preservation: original phosphate

Primary reference: K. Ono and T. Uyeno. 1985. Tertiary vertebrates from Sado Island, Niigata Prefecture, Central Japan. Memoirs of the National Science Museum, Tokyo 18:65-72 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 56884: authorized by Mark Uhen, entered by Mark Uhen on 28.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Chondrichthyes
 Lamniformes - Lamnidae
Isurus sp. Rafinesque 1810 mackerel shark
Isurus desori Sismonda 1849 mackerel shark
 Lamniformes - Otodontidae
"Carcharodon megalodon" = Otodus megalodon
"Carcharodon megalodon" = Otodus megalodon Agassiz 1835 megalodon
Mammalia
 Placentalia -
Cetacea indet. Brisson 1762 whale
 Carnivora - Pinnipedia
 Sirenia - Sirenia
Aves
 Columbiformes - Columbidae
Columbidae indet. Illiger 1811 dove
Actinopteri
 Perciformes - Hexagrammidae
Hexagrammidae indet. perch-like fish
 Perciformes - Scorpaenidae
Sebastes sp. Cuvier 1829 perch-like fish
 Clupeiformes - Clupeoidei
Clupeidae indet. Cuvier 1817 herring