Where: Niigata, Japan (37.3° N, 138.8° E: paleocoordinates 37.8° N, 138.2° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Uonuma Group, Piacenzian (3.6 - 2.6 Ma)

• lowermost formation

• formation-level stratigraphic resolution

Environment/lithology: coastal; sandstone

Size class: macrofossils

Primary reference: H. Horikawa. 1981. On a new fossil sea-lion from the Uonuma Group (Plio-Pleistocene), Ojiya, Niigata Prefecture, Central Japan. Chikyu kagaku 35:159-178 [M. Uhen/M. Uhen]more details

Purpose of describing collection: general faunal/floral analysis

PaleoDB collection 101021: authorized by Mark Uhen, entered by Mark Uhen on 15.12.2010

Creative Commons license: CC BY (attribution)