Where: Yamaguchi, Japan (34.0° N, 131.0° E: paleocoordinates 41.5° N, 124.3° E)

• coordinate based on nearby landmark

• small collection-level geographic resolution

When: Okinoyama Formation (Ube Group), Eocene (55.8 - 33.9 Ma)

• bed-level stratigraphic resolution

Environment/lithology: mudstone

Size class: macrofossils

Preservation: mold/impression, original carbon

Primary reference: K. Huzioka and E. Takahasi. 1970. The Eocene flora of the Ube coal-field, southwest Honshu, Japan. Journal of the Mining College, Akita University, Series A: Mining Geology 4(5):1-88 [S. Wing/H. Lindon/J. Cassara] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 24463: authorized by Scott Wing, entered by Heather Lindon on 08.08.2002