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)
• bed-level stratigraphic resolution
Environment/lithology: marine; lithified, phosphatic dolomite
Size classes: macrofossils, mesofossils, microfossils
Preservation: cast, replaced with phosphate
Collection methods: bulk, chemical,
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 96287: authorized by Pete Wagner, entered by Pete Wagner on 31.05.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
Hyolithellus sp. Billings 1872
Pseudorthotheca sp. Cobbold 1935 | |
Cambroclavida | |
Zhijinites longistriatus Qian 1978 | |
Hyolitha | |
Paragloborilus subglobosus Qian 1977 | |
Aculifera | |
Halkieria sthenobasis Luo and Jiang 1982 | |
Helcionelloida | |
"Heraultipegma yunnanensis" = Watsonella crosbyi
"Heraultipegma yunnanensis" = Watsonella crosbyi Grabau 1900 | |
"Archaeospira sp." = Latouchella, Igorella sp.
"Archaeospira sp." = Latouchella Cobbold 1921
Igorella sp. Rozanov et al. 1969 |