Collection 9 (4-8) (Cambrian of China)

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 (541.0 - 485.4 Ma)

Environment/lithology: marine; lithified limestone

• Wavy micrite

Size classes: macrofossils, mesofossils

Collection methods: Trilobites and Conodonts only, Collected in the Xiaoyangqiao lower section, collection 9 (4-8), 15m 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 156912: authorized by Melanie Hopkins, entered by Shaun Mahmood on 02.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

unclassified
  -
Trilobita
 Agnostida - Metagnostidae
  - Missisquoiidae
  - Dikelocephalidae
Mictosaukia sp. Shergold 1975 trilobite
 Ptychopariida - Shumardiidae
 Asaphida - Ceratopygidae
Conodonta
 Conodontophorida - Proconodontidae
Cordylodus proavus Müller 1959 conodont
 Conodontophorida -
 Protopanderodontida - Oneotodontidae
Teridontus nakamurai Nogami 1967 conodont
 Paraconodontida -
Furnishina furnishi Muller 1959 conodont
 Euconodonta -
Stenodontus compressus Chen and Gong 1986 conodont