Where: Fukushima, Japan (37.1° N, 140.9° E: paleocoordinates 43.7° N, 137.6° E)

• coordinate based on nearby landmark

When: Asagai Formation (Shiramizu Group), Oligocene (33.9 - 23.0 Ma)

• formation-level stratigraphic resolution

Environment/lithology: offshore; poorly lithified sandstone and poorly lithified, sandy mudstone

Preservation: cast

Primary reference: Y. Ishida. 1992. Fossil ophiuroids from the Oligocene Asagai Formation of Iwaki, Fukushima, Japan. Bulletin of the National Science Museum C18(2):65-78 [L. Villier/L. Villier/L. Villier]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 32038: authorized by Loic Villier, entered by Loic Villier on 02.06.2003, edited by Mark Uhen

Creative Commons license: CC BY (attribution)