Also known as Was Xiaotan [Dahai Mbr, Zhujiaqing Fm]
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
•
•Li & Xiao describe this as phosphatic 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 86664: authorized by Austin Hendy, entered by Austin Hendy on 10.02.2009, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
•
•Li & Xiao's full list added later.
Helcionelloida | |
Watsonella crosbyi Grabau 1900 | |
"Aldanella yanjiahensis" = Aldanella attleborensis
"Aldanella yanjiahensis" = Aldanella attleborensis Shaler and Foerste 1888 | |
"Ginella orectes" = Ilsanella orectus Jiang 1982
"Archaeospira sp." = Latouchella Cobbold 1921
Igorella sp. Rozanov et al. 1969 | |
Hyolitha | |
Paragloborilus subglobosus, "Actinotheca mira" = Cupittheca mira
Paragloborilus subglobosus Qian 1977
"Actinotheca mira" = Cupittheca mira He 1977 | |
Brachiopoda | |
Lathamella symmetrica Li and Chen 1992 | |
Cambroclavida | |
Zhijinites longistriatus Qian 1978 |