Where: Hunan, China (27.8° N, 111.5° E: paleocoordinates 4.7° S, 106.6° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Xikuangshan Formation, Early/Lower Famennian (376.1 - 370.6 Ma)
• This section cannot be dated with conodonts. Lower Xikuangshan Fmn has two brachiopod zones (Yunnanella and Yunnanellina), which are thought to correlated with crepida conodont zone (early Famennian). (NB units 5 to 11 are covered in this section; 11 is highest, 5 is lowest.)
• group of beds-level stratigraphic resolution
Environment/lithology: marine; shale and marl
Primary reference: K. Wang and S. Ba. 1988. Faunal changes and events near the Frasnian-Famennian boundary of South China. In N. J. McMillan, A. F. Embry, and D. J. Glass (eds.), Devonian of the World, Volume III. Canadian Society of Petroleum Geologists. Calgary, Alberta, Canada 71-78 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 40567: authorized by Michael Foote, entered by Michael Foote on 25.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
Rhynchonellata | |
"Yunnanellina triplicata" = Yunnanella, "Yunnanellina sp." = Yunnanella, "Yunnanellina hanburyi" = Yunnanella hanburii
"Yunnanellina triplicata" = Yunnanella
"Yunnanellina sp." = Yunnanella
"Yunnanellina hanburyi" = Yunnanella hanburii Davidson 1853 | |