Where: Japan (34.8° N, 133.9° E: paleocoordinates 31.8° N, 109.9° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Maizuru Group, Changhsingian (254.2 - 252.2 Ma)
Environment/lithology: marine; lithified mudstone
Size classes: macrofossils, mesofossils
Preservation: mold/impression
Primary reference: K. Nakazawa, R. L. Batten, S. Suzuki and H. Uwada. 2008. Permian and Triassic molluscan fossils from the Maizuru Zone, Okayama City, southwest Japan. Okayama University Earth Science Reports 15:1-8 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 115234: authorized by Matthew Clapham, entered by Matthew Clapham on 31.08.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Worthenia cf. corrugata Chronic 1952 snail | |
Bivalvia | |
Posidonia sp. Bronn 1828 oyster | |
Leptodesma sp. Hall 1883 oyster |