Where: Guangxi, China (25.0° N, 106.5° E: paleocoordinates 8.6° N, 96.2° E)
• coordinate based on nearby landmark
• small collection-level geographic resolution
When: Owenites koeneni ammonoid zone, Luolou Formation, Smithian (251.3 - 247.2 Ma)
• About 3.4 m above base of measured section. Owenites koeneni beds, not formally named as a zone.
• bed-level stratigraphic resolution
Environment/lithology: slope; lithified lime mudstone
Size class: macrofossils
Primary reference: A. Brayard and H. Bucher. 2008. Smithian (Early Triassic) ammonoid faunas from northwestern Guangxi (South China): taxonomy and biochronology. Fossils and Strata 55:1-179 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 97195: authorized by Matthew Clapham, entered by Matthew Clapham on 18.07.2010
Creative Commons license: CC BY (attribution)
Taxonomic list
| Cephalopoda | |
Paranannites sinensis, "Paranannites ovum n. sp." = Paranannites involutus
Paranannites sinensis Chao 1959 ceratite
"Paranannites ovum n. sp." = Paranannites involutus Chao 1959 ceratite | |
|
Hanielites elegans Welter 1922 ceratite
Hanielites angulus n. sp. Brayard and Bucher 2008 ceratite
Hanielites carinatitabulatus Chao 1959 ceratite | |
|
Owenites simplex Welter 1922 ceratite | |
|
Proharpoceras carinatitabulatum Chao 1950 ceratite | |
|
? Aspenites sp. Hyatt and Smith 1905 ceratite | |