Where: Shaanxi, China (34.9° N, 106.9° E: paleocoordinates 6.9° S, 143.6° E)
When: Drepanuroides trilobite zone, Xinji Formation, Botomian (516.0 - 512.9 Ma)
• bed-level stratigraphic resolution
Environment/lithology: limestone
Size classes: macrofossils, mesofossils, microfossils
Preservation: original aragonite, original calcite
Primary reference: H. Yun, X. Zhang, L. Li, M. Zhang, and W. Liu. 2016. Skeletal fossils and microfacies analysis of the lowermost Cambrian in the southwestern margin of the North China Platform. Journal of Asian Earth Sciences 129:54-66 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 199534: authorized by Pete Wagner, entered by Pete Wagner on 27.01.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Trilobita indet. Walch 1771 trilobite | |
Bivalvia | |
Pojetaia runnegari Jell 1980 clam | |
Helcionelloida | |
Pelagiella spp. Matthew 1895
Pelagiella madianensis Zhou and Xiao 1984 | |
Helcionellida indet. Geyer 1994 | |
Hyolitha | |
Orthothecida indet. Marek 1966 | |
unclassified | |
Echinodermata "Miscellanea" Klein 1754 | |
Heteractinida | |
Eiffelia araniformis Missarzhevsky and Mambetov 1981 | |
Coeloscleritophora | |
Chancelloriidae "Disarticulated rays", Chancelloria spp., Archiasterella quadratina, Archiasterella ? pentactina
Chancelloriidae "Disarticulated rays" Walcott 1920
Chancelloria spp. Walcott 1920
Archiasterella ? pentactina Sdzuy 1969 | |
Henaniodus | |
Chlorophyceae | |
Cambroclavus absonus Morris 1990 |