Where: Guizhou, China (25.5° N, 104.9° E: paleocoordinates 11.7° N, 94.2° E)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Neogondolella constricta cornuta conodont zone, Guanling Formation, Illyrian (247.2 - 242.0 Ma)
• Near top of upper member, Guanling Formation. 3.2 m thick interval, early Illyrian.
Environment/lithology: lithified, coarse-grained, shelly/skeletal, gray, cherty/siliceous packstone
Size class: macrofossils
Preservation: replaced with silica
Collection methods: chemical, acetic,
• Repository: GMPKU, Geological Museum of Peking University, Beijing, China.
Primary reference: Z. Sun, W. Hao, Y. Sun and D. Jiang. 2009. Silicified Anisian (Middle Triassic) spiriferinid brachiopods from Guizhou, South China. Acta Palaeontologica Polonica 54:61-68 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 135667: authorized by Matthew Clapham, entered by Matthew Clapham on 01.11.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Rhynchonellata | |
Pseudospiriferina multicostata Yang and Xu 1966 27 articulated shells, 278 ventral and 387 dorsal valves
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