Where: Guangxi, China (24.5° N, 115.6° E)
• Paleocoordinates: 9.8° S, 78.8° E (Wright 2013)
• coordinate based on political unit
• local area-level geographic resolution
When: Nandan Formation, Late/Upper Emsian to Late/Upper Emsian (402.5 - 387.7 Ma)
• formation-level stratigraphic resolution
Environment/lithology: marine; mudstone
Collection methods: For complete list, see Xu (1979), Acta Palaeontologica Sinica 18(4):362-380 (table 1).
Primary reference: Y. Wang, A. J. Boucot, J.Y. Rong and X.C. Yang. 1987. Community paleoecology as a geologic tool: the Chinese Ashgillian-Eifelian (latest Ordovician through early Middle Devonian) as an example. Geological Society of America Special Paper 211:1-100 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 25756: authorized by Michael Foote, entered by Michael Foote on 24.09.2002
Creative Commons license: CC0 (CC0)
Taxonomic list
unclassified | |
Trilobita | |
Phacops quangxiensis trilobite
Phacops transversalis Yi and Xiang 1975 trilobite | |
Cephalopoda | |
"Anarcestes (Latanarcestes) noeggerati" = Latanarcestes noeggerathi
"Anarcestes (Latanarcestes) noeggerati" = Latanarcestes noeggerathi von Buch 1832 ammonite goniatites
| |
Gyroceratites gracilis Bronn 1835 ammonite | |
Subanarcestes macrocephalus Schindewolf 1933 ammonite | |
Bivalvia | |
Buchiola sp. Barrande 1881 clam
Buchiola cf. misera clam | |
Lingulata | |
"Orbiculoides tarda" = Orbiculoidea, "Orbiculoides sp." = Orbiculoidea
"Orbiculoides tarda" = Orbiculoidea
"Orbiculoides sp." = Orbiculoidea d'Orbigny 1847 | |
Strophomenata | |
Perichonetes mutabilis n. gen. n. sp., "Strophochonetes cf. filistriata" = Johnsonetes filistriata
Perichonetes mutabilis n. gen. n. sp.
"Strophochonetes cf. filistriata" = Johnsonetes filistriata Walcott 1884 | |
Rhynchonellata | |
Muriferella pygmaea n. sp.
Muriferella pygmaea n. sp. | |
Ambocoelia sp. Hall 1860 | |
Holynatrypa mirabilis n. sp.
Holynatrypa mirabilis n. sp. | |
? Septatrypa elliptica n. sp.
? Septatrypa elliptica n. sp. | |
Tentaculita | |