Where: Antarctica (63.0° S, 57.0° W: paleocoordinates 60.9° S, 67.6° W)
• coordinate estimated from map
• local area-level geographic resolution
When: Santa Marta Formation (Marambio Group), Late/Upper Santonian to Late/Upper Santonian (85.8 - 70.6 Ma)
• formation-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; fine-grained, tuffaceous, silty sandstone and argillaceous siltstone
Size class: macrofossils
Preservation: original calcite
Primary reference: D. Néraudeau, A. Crame, and M. Kooser. 2000. Upper Cretaceous echinoids from James Ross Basin, Antarctica. Géobios 33(4):455-466 [L. Villier/L. Villier/M. Uhen]more details
Purpose of describing collection: general faunal/floral analysis
PaleoDB collection 39619: authorized by Loic Villier, entered by Loic Villier on 01.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Echinoidea | |
Huttonechinus antarctica sea urchin | |
? Nordenskjoeldaster australis n. sp. sea urchin | |
Micraster aff. regularis heart urchin |