Where: Xizang, China (28.3° N, 87.0° E: paleocoordinates 53.0° S, 64.9° E)
• coordinate estimated from map
• small collection-level geographic resolution
When: Ophiceras tibeticum ammonoid zone, Kangshare Formation, Griesbachian (251.9 - 250.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: lithified, dolomitic limestone
Size class: macrofossils
Reposited in the NIGPAS
Primary reference: C. Zhang, H. Bucher, and S. Z. Shen. 2017. Griesbachian and Dienerian (Early Triassic) ammonoids from Qubu in the Mt. Everest area, southern Tibet. Palaeoworld 26:650-662 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 189586: authorized by Matthew Clapham, entered by Matthew Clapham on 03.11.2017
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Ophiceras demissum" = Metophiceras demissum
"Ophiceras demissum" = Metophiceras demissum Oppel 1862 ceratite | |
Ophiceras tibeticum Griesbach 1880 ceratite
Discophiceras wordiei Spath 1930 ceratite |