Where: Yunnan, China (25.5° N, 100.5° E: paleocoordinates 12.3° S, 122.4° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Changyuchun Formation, Givetian (387.7 - 382.7 Ma)
• STRATIGRAPHIC RELATIONS: From the Changyuchun Fm, which is unconformably overlain by Quaternary sediments. AGE: Givetian, on the basis of microfossil biostratigraphy. STRATIGRAPHIC POSITION: From the lower part of the formation.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified, black, cherty/siliceous shale
Size class: macrofossils
Reposited in the NIGPAS
• COLLECTOR: Presumably the authors. REPOSITORY: Institute of Geology and Palaeontology, Academia Sinica, Nanjing, China.
Primary reference: Y. Wang, J. C. Aitchison, and H. Luo. 2003. Devonian radiolarian faunas from South China. Micropaleontology 49(2):127-145 [A. Hendy/A. Hendy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 90904: authorized by Austin Hendy, entered by Austin Hendy on 24.08.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Polycystina | |
Spongentactinella cf. corynacantha Nazarov and Ormiston 1983 | |
Polyentactinia miopora Wang 2000 |