Where: South Australia, Australia (31.4° S, 131.1° E: paleocoordinates 41.8° S, 127.0° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Nullarbor Formation, Burdigalian to Burdigalian (20.4 - 13.8 Ma)
• Presence of Austrotrillina howchini and Flosculinella bontangensis in the Nullarbor Limestone suggest Middle Miocene age. "Late early Miocene to early middle Miocene" according to O'Connell et al. (2012).
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified limestone
Size class: macrofossils
Collection methods: Repository: South Australian Museum
Primary reference: B. McGowran. 1959. Tertiary nautiloids (Eutrephoceras and Cimomia) from South Australia. Journal of Paleontology 33:435-448 [M. Clapham/M. Clapham]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 171285: authorized by Matthew Clapham, entered by Matthew Clapham on 05.07.2015
Creative Commons license: CC BY (attribution)
Taxonomic list
Cephalopoda | |
"Eutrephoceras altifrons" = Nautilus altifrons
"Eutrephoceras altifrons" = Nautilus altifrons Chapman 1915 nautiloid |