Where: Jilin Provence, China (42.1° N, 126.7° E: paleocoordinates 1.3° N, 136.3° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Cordylodus intermedius conodont zone, Dayangcha Formation, Datsonian (488.3 - 485.4 Ma)
Environment/lithology: marine; lithified limestone
Size classes: macrofossils, mesofossils
Collection methods: Trilobites and Conodonts only, Collected in the Xiaoyangqiao Central section, collection 12(1-2), 31m 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 156929: authorized by Melanie Hopkins, entered by Shaun Mahmood on 02.06.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Conodonta | |
Monocostodus serierensis conodont | |
Utahconus utahensis Miller 1969 conodont
Teridontus huanghuachangensis conodont
Teridontus nakamurai Nogami 1967 conodont | |
Cordylodus drucei, Cordylodus lindstromi, Cordylodus proavus, Cordylodus intermedius, Eoconodontus notchpeakensis
Cordylodus drucei conodont
Cordylodus lindstromi Druce and Jones 1971 conodont
Cordylodus proavus Müller 1959 conodont
Cordylodus intermedius Furnish 1938 conodont
Eoconodontus notchpeakensis Miller 1969 conodont | |
Trilobita | |
Leiostegium dayangchaensis trilobite
Leiostegium floodi trilobite | |
Yosimuraspis sp. Kobayashi 1960 trilobite |