upper Byakko River (Miocene of Japan)
Where: Chiba, Japan (35.2° N, 139.9° E: paleocoordinates 36.2° N, 138.7° E)
• coordinate estimated from map
When: Senhata Formation, Messinian (7.2 - 5.3 Ma)
Environment/lithology: marine; conglomerate
Size class: macrofossils
Primary reference: H. Yabe and R. Hirayama. 1998. Selachian fauna from the Upper Miocene Senhata Formation, Boso Peninsula, Central Japan. Natural History Research 5:33-61 [M. Uhen/B. Shipps/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 202928: authorized by Mark Uhen, entered by Mark Uhen on 23.07.2019
Creative Commons license: CC BY (attribution)
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