Where: Sichuan, China (29.9° N, 106.5° E)
• Paleocoordinates: 11.2° S, 105.3° E (Wright 2013)
• coordinate based on unpublished field data
• small collection-level geographic resolution
When: Changxing Formation, Changhsingian (254.2 - 252.2 Ma)
• Transitional beds between Changxing and Feixianguan Fms. P-T boundary probably in upper part of this bed. 0.24 m thick.
• bed-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, gray marl
Size class: macrofossils
Primary reference: S. Z. Shen, X. L. He, and G. R. Shi. 1995. Biostratigraphy and correlation of several Permian-Triassic boundary sections in southwestern China. Journal of Southeast Asian Earth Sciences 12(1-2):19-30 [M. Clapham/M. Clapham]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 95605: authorized by Matthew Clapham, entered by Matthew Clapham on 19.04.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
"Crurithyris flabelliformis" = Orbicoelia flabelliformis
"Crurithyris flabelliformis" = Orbicoelia flabelliformis Liao 1979 | |
Bivalvia | |
| |
Claraia zhenanica scallop | |
Eumorphotis teilhardi scallop
Eumorphotis inaequicostatus Benecke 1868 scallop | |
Leptochondria sp. Bittner 1891 scallop
Leptochondria virgalensis Wittenburg 1908 scallop |