Collection 13 (O-Q) (Ordovician of China)

Where: Jilin Provence, China (42.1° N, 126.7° E: paleocoordinates 5.3° S, 127.7° E)

• coordinate stated in text

• outcrop-level geographic resolution

When: Cordylodus lindstromi zone trilobite zone, Ordovician (485.4 - 443.8 Ma)

Environment/lithology: marine; lithified limestone

• Fossiliferous micrite

Size classes: macrofossils, mesofossils

Collection methods: Trilobites and Conodonts only, Collected in the Xiaoyangqiao Central section, collection 13(O-Q), 34.5m 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 156932: authorized by Melanie Hopkins, entered by Shaun Mahmood on 02.06.2014

Creative Commons license: CC BY (attribution)

Taxonomic list

Conodonta
 Protopanderodontida - Oneotodontidae
Teridontus nakamurai Nogami 1967 conodont
Utahconus utahensis Miller 1969 conodont
 Protopanderodontida - Protopanderodontidae
 Paraconodontida -
Prooneotodus gallatini Müller 1959 conodont
  - Amphigeisinidae
Phakelodus tenuis Muller 1959 conodont
 Proconodontida - Cordylodontidae
Cordylodus proavus Müller 1959 conodont
Cordylodus intermedius Furnish 1938 conodont
Eoconodontus notchpeakensis Miller 1969 conodont