Where: Yunnan, China (26.3° N, 103.2° E: paleocoordinates 35.0° N, 163.1° E)
• coordinate stated in text
• outcrop-level geographic resolution
When: Watsonella crosbyi small shelly zone, Dahai Member (Zhujiaqing Formation), Meishucunian (530.7 - 521.0 Ma)
• Stage 2, Cambrian
• bed-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, muddy dolomite
Size class: microfossils
Preservation: replaced with phosphate
Primary reference: B. Yang, M. Steiner, G. X. Li and H. Heupp. 2014. Terreneuvian small shelly faunas of East Yunnan (South China) and their biostratigraphic implication. Palaeogeography, Palaeoclimatology, Palaeoecology 398:28-58 [L. Na/L. Na/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 201552: authorized by Lin Na, entered by Lin Na on 13.05.2019
Creative Commons license: CC BY (attribution)
Taxonomic list
Helcionelloida | |
Emarginoconus mirus, "Bemella simplex" = Securiconus simplex, Aegitellus emeishanensis, Oelandiella korobkovi, "Igorella maidipingensis" = Oelandiella maidipingensis
Emarginoconus mirus Yü 1979
"Bemella simplex" = Securiconus simplex Yü 1979
Oelandiella korobkovi Vostokova 1962
"Igorella maidipingensis" = Oelandiella maidipingensis Yü 1974 | |
Watsonella crosbyi Grabau 1900 | |
Aculifera | |
Halkieria sthenobasis Luo and Jiang 1982 | |
Siphogonuchites triangularis Qian 1977 | |
Cambroclavida | |
Zhijinites longistriatus Qian 1978 |