Where: Guangxi, China (22.4° N, 107.7° E: paleocoordinates 3.6° N, 99.4° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Heshan Formation, Changhsingian (254.2 - 252.2 Ma)
• Second or top member of the Heshan Formation
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, cherty/siliceous marl
Size class: macrofossils
Preservation: mold/impression
Primary reference: H. F. Yin. 1983. Uppermost Permian (Changxingian) pectinacea from south China. Rivista Italiana di Paleontologia e Stratigrafia 88(3):337-386 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 121424: authorized by Matthew Clapham, entered by Matthew Clapham on 03.12.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
"Claraia primitiva n. sp." = Claraioides primitivus
"Claraia primitiva n. sp." = Claraioides primitivus Yin 1983 scallop | |
Leptochondria intermedia n. sp., Hunanopecten longauriculus n. sp.
Leptochondria intermedia n. sp. Yin 1983 scallop
Hunanopecten longauriculus n. sp. Yin 1983 scallop |