Where: Jilin Provence, China (42.1° N, 126.7° E: paleocoordinates 3.4° N, 139.2° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Cordylodus proavus conodont zone, Niuchehean (498.5 - 485.4 Ma)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified limestone
Size classes: macrofossils, mesofossils
Collection methods: Trilobites and Conodonts only, Collected in the Xiaoyangqiao lower section, collection 9(14-15), 19m 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 156916: authorized by Melanie Hopkins, entered by Shaun Mahmood on 02.06.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
"Akoldinioidia convexalimbata" = Koldinioidia
"Akoldinioidia convexalimbata" = Koldinioidia trilobite | |
Conodonta | |
Prooneotodus rotundatus conodont | |
Eoconodontus notchpeakensis Miller 1969 conodont
Cordylodus proavus Müller 1959 conodont | |
"Stenodontus jilinensis" = Diaphanodus
"Stenodontus jilinensis" = Diaphanodus conodont | |
Teridontus huanghuachangensis conodont
Teridontus nakamurai Nogami 1967 conodont
Semiacontiodus nogamii conodont |