Where: JiangSu, China (32.0° N, 119.0° E: paleocoordinates 7.9° N, 136.9° E)
• local area-level geographic resolution
When: Dawan Formation, Dawan (478.6 - 468.1 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: shallow subtidal; lithified, gray limestone
Primary reference: X. Chen, T. E. Chen, X. P. Zhou, J. Y. Qiu, Y. N. Ni and X. C. Yang. 1988. Ordovician system of the Lower Yangtze region in Jiangsu Province. Sinian-Triassic biostratigraphy of the Lower Yangtze peneplatform in Jiangsu Region 81-126 [A. Miller/P. Novack-Gottshall/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 7876: authorized by Arnold Miller, entered by Phil Novack-Gottshall on 05.06.2000
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
Raphistoma sp. Hall 1847 snail | |
Ecculiomphalus sp. Portlock 1843 snail | |
Strophomenata | |
Leptellina sp. Ulrich and Cooper 1936 | |
Rhynchonellata | |
Orthis sp. Dalman 1828 | |
Hesperonomia sp. Ulrich and Cooper 1936 | |
Mimella sp. Cooper 1930 | |
Diparelasma sp. Ulrich and Cooper 1936 | |
Yangtzeella sp. Kolarova 1925 | |
Tetralobula sp., "Thaumatrophia sp." = Imbricatia
Tetralobula sp. Ulrich and Cooper 1936
"Thaumatrophia sp." = Imbricatia | |
Porambonites sp. Pander 1830 | |
Artiopoda | |
Trinodus sp. M'Coy 1846 |