Where: Jilin Provence, China (42.1° N, 126.7° E: paleocoordinates 9.2° N, 146.5° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Cordylodus Proavus zone trilobite zone, Cambrian (538.8 - 485.4 Ma)
Environment/lithology: marine; lithified limestone
Size classes: macrofossils, mesofossils
Collection methods: Trilobites and Conodonts only, Collected in the Xiaoyangqiao lower section, collection 10-4(1-2), 25m from the base of the formation
Primary reference: J.-W. Chen, Y.-Y. Qian, J.-M. Zhang, Y.-K. Lin, L.-M. Yin, Z.-H. Wang, Z.-Z. Wang, J.-D. Yang, and Y.-X. Wang. 1988. The recommended Cambrian - Ordovician global Boundry stratotype of the Xiaoyangqiao section (Dayangcha, Jilin Province), China. In W. B. Harland, C. P. Hughes, R. S. J. Sparks, N. H. Woodcock, I. N. McCave (eds.), Geological Magazine 125(4):415-444 [M. Hopkins/S. Mahmood/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 156923: authorized by Melanie Hopkins, entered by Shaun Mahmood on 02.06.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Conodonta | |
Teridontus nakamurai Nogami 1967 conodont | |
Cordylodus proavus Müller 1959 conodont
Eoconodontus notchpeakensis Miller 1969 conodont |