Where: Guizhou, China (26.1° N, 105.3° E: paleocoordinates 5.1° N, 95.3° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Longtan Formation, Changhsingian (254.2 - 252.2 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified mudstone
Size class: macrofossils
Preservation: mold/impression
Primary reference: Y. Q. Gao, G. R. Shi, and Y. Q. Peng. 2009. A new bivalve fauna from the Permian-Triassic boundary section of southwestern China. Alcheringa 33:33-47 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 108551: authorized by Matthew Clapham, entered by Matthew Clapham on 01.05.2011
Creative Commons license: CC BY (attribution)
Taxonomic list
Bivalvia | |
Palaeoneilo sp. Hall and Whitfield 1869 clam
Palaeoneilo guizhouensis Chen and Lan 1976 clam | |
Wilkingia sp. Wilson 1959 clam | |
Taimyria sp. Lutkevich 1951 clam | |
Astartella sp. Hall 1858 clam
Astartella ambiensis Waagen 1881 clam
Astartella symmetrica Chen et al. 1974 clam | |
Schizodus sp. King 1844 clam
Schizodus pinguis Waagen 1881 clam
Schizodus schlotheimi Geinitz 1841 clam | |
Septimyalina sp. Newell 1942 clam | |
Guizhoupecten sp. Chen 1962 scallop
Streblopteria sp. McCoy 1851 scallop | |
Leptochondria virgalensis Wittenburg 1908 scallop | |
Etheripecten sp. Waterhouse 1963 scallop | |
Palaeolima sp. Hind 1903 file clam | |
Pernopecten sp. Winchell 1865 scallop
Pernopecten sichuanensis Chen et al. 1974 scallop | |
Euchondria sp. Meek 1874 scallop | |
"Isognomon sinensis" = Permoperna trapezoidalis
"Isognomon sinensis" = Permoperna trapezoidalis Kayser 1883 oyster | |
"Isognomon" sp. Lightfoot 1786 oyster |