Where: Yunnan, China (27.9° N, 103.6° E: paleocoordinates 34.4° N, 164.6° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Watsonella crosbyi small shelly zone, Dahai Member (Zhujiaqing Formation), Meishucunian to Meishucunian (530.7 - 521.0 Ma)
• STRATIGRAPHIC RELATIONS: From the Dahai Mbr of the Zhujiaqing Fm for which lithostratigraphic relationships are not discussed. AGE: Upper Meishucunian; probably Tommotian. STRATIGRAPHIC POSITION: From unknown position in regional section.
•
•See Figure 1.
•
•Redone based on Li & Xiao (2009).
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, phosphatic, cherty/siliceous dolomite
Size classes: macrofossils, mesofossils
Preservation: replaced with phosphate
Collection methods: bulk, chemical,
• COLLECTOR: Not stated in text, but presumably Steiner et al; unknown date. REPOSITORY: TU Berlin.
Primary reference: G. Li and S. Xiao. 2004. Tannuolina and Micrina (Tannuolinidae) from the Lower Cambrian of eastern Yunnan, south China, and their scleritome reconstruction. Journal of Paleontology 78(5):900-913 [P. Wagner/P. Wagner]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 96284: authorized by Pete Wagner, entered by Pete Wagner on 31.05.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
•
•Li & Xiao's full list added later.
Coleolidae | |
Pseudorthotheca sp. Cobbold 1935 | |
Brachiopoda | |
Lathamella symmetrica Li and Chen 1992 | |
Hyolitha | |
Paragloborilus subglobosus Qian 1977 | |
Siphogonuchites triangularis Qian 1977 | |
Aculifera | |
Halkieria sthenobasis Luo and Jiang 1982 | |
Helcionelloida | |
"Heraultipegma yunnanensis" = Watsonella crosbyi
"Heraultipegma yunnanensis" = Watsonella crosbyi Grabau 1900 | |
Igorella sp., ""Aegides" placus" = Aegitellus placus
Igorella sp. Rozanov et al. 1969
""Aegides" placus" = Aegitellus placus Luo et al. 1982 |