Where: Okinawa, Japan (26.7° N, 127.9° E: paleocoordinates 26.7° N, 127.9° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Sobe Formation (Ryukyu Group), Middle Pleistocene (0.8 - 0.1 Ma)

• The Yontan Limestone is the upper part of the Ryukyu Limestone, now called the Sobe Formation. Early middle Pleistocene in age (Odawara et al., 2005).

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; poorly lithified, coarse-grained, conglomeratic limestone

Size class: macrofossils

Preservation: original aragonite

Collected by Delos E. Flint; reposited in the USNM

Collection methods: quarrying,

Primary reference: G. A. Cooper. 1957. Tertiary and Pleistocene Brachiopods of Okinawa, Ryukyu Islands. United States Geological Survey Professional Paper 314(A):1-20 [A. Hendy/A. Hendy]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 42353: authorized by Austin Hendy, entered by Austin Hendy on 28.07.2004, edited by Matthew Clapham

Creative Commons license: CC BY (attribution)