Where: Antarctica (83.8° S, 55.8° W)
• Paleocoordinates: 18.9° S, 150.4° E (Wright 2013)
• coordinate stated in text
• outcrop-level geographic resolution
When: Nelsonia schesis trilobite zone, 3 Member (Nelson Limestone Formation), Guzhangian (500.5 - 497.0 Ma)
• in the lower part of the Nelson Limestone. late Middle Cambrian. PJW: lower part of formation is Lieberman's (2004) Nelsonia schesis zone.
Environment/lithology: shallow subtidal; limestone
•Trilobites from the basal beds of member 3.
Size classes: macrofossils, mesofossils
Primary reference: A. R. Palmer and C. G. Gatehouse. 1972. Early and Middle Cambrian Trilobites from Antarctica. Contributions to the geology of Antarctica [W. Kiessling/M. Krause]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 153967: authorized by Wolfgang Kiessling, entered by Mihaela Krause on 21.01.2014
Creative Commons license: CC0 (CC0)
Taxonomic list
Artiopoda | |
"Nelsonia schesis" = Paleonelsonia schesis
"Nelsonia schesis" = Paleonelsonia schesis Palmer and Gatehouse 1972 trilobite | |
? Suludella spinosa Palmer and Gatehouse 1972 trilobite |