Takikawa (Pliocene of Japan)

Where: Hokkaido, Japan (43.6° N, 142.0° E: paleocoordinates 43.7° N, 141.4° E)

• coordinate estimated from map

When: Early/Lower Pliocene (5.3 - 3.6 Ma)

Environment/lithology: coastal; lithology not reported

Size class: macrofossils

Primary reference: H. Furusawa. 1984. Discovery of a juvenile sirenian rib from the lower Pliocene in the Sorachi River, Takikawa city, Hokkaido. Journal of the Geological Society of Japan 90(5):345-347 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 56358: authorized by Mark Uhen, entered by Mark Uhen on 17.11.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

Mammalia
 Sirenia - Sirenia
 Sirenia - Dugongidae
Hydrodamalinae indet.2, "Hydrodamalis spissa" = Hydrodamalis cuestae1
Hydrodamalinae indet.2 Palmer 1895 dugong
"Hydrodamalis spissa" = Hydrodamalis cuestae1 Domning 1978 Takikawa sea cow
 Cetacea - Eschrichtiidae
Eschrichtiidae indet.3 Ellerman and Morrisson-Scott 1951 gray whale
 Cetacea -
Odontoceti indet.3 Flower 1867 toothed whale
 Cetacea - Delphinidae
Orcinus orca3 Linnaeus 1758 orca