ammonites
Miyako-jima - Ryukyu Group - site M2 (Pleistocene of Japan)

Where: Okinawa, Japan (24.8° N, 125.3° E: paleocoordinates 24.8° N, 125.3° E)

• coordinate based on political unit

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

• group of beds-level stratigraphic resolution

Environment/lithology: reef, buildup or bioherm; limestone

• Many pages of description and stratigraphy in paper. "coral limestone"

Collection methods: field sketches / photographs.

Primary reference: T. Nakamori. 1986. Community Structures of Recent and Pleistocene Hermatypic Corals in the Ryukyu Islands, Japan. Tohoku University Science Reports, Second Series, Geology 56(2):71-133 [M. Kosnik/M. Kosnik] more details

Purpose of describing collection: paleoecologic analysis

PaleoDB collection 62771: authorized by Matt Kosnik, entered by Matt Kosnik on 27.07.2006