Locality 85. Low strike rises of limestone in low soil plains, on road from 20-Mile Bore to Glenormiston, 9.5 kilometers NNE of 20-Mile Bore (Ordovician of Australia)

Also known as 353 mm E x 387 mm N Mount Whelan

Where: Queensland, Australia (22.2° S, 131.6° E: paleocoordinates 17.9° N, 171.2° E)

• coordinate estimated from map

• outcrop-level geographic resolution

When: Upper Member (Tomahawk Formation), Warendian (485.4 - 478.6 Ma)

• PJW: Was given as Georgina Formation initially.

• group of beds-level stratigraphic resolution

Environment/lithology: marine; limestone

Size class: macrofossils

Collected by J.H. Shergold & J. Pojeta in 1974

• CPC & QML specimens

Primary reference: J. Pojeta, J. Gilbert-Tomlinson, and J.H. Shergold. 1977. Cambrian and Ordovician rostroconch molluscs from Northern Australia. Australian Bureau of Mineral Resources, Geology and Geophysics Bulletin 171:1-54 [P. Wagner/P. Wagner/P. Wagner]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 77657: authorized by Pete Wagner, entered by Pete Wagner on 16.01.2008

Creative Commons license: CC BY (attribution)

Taxonomic list

Rostroconchia
 Ribeirioida - Ribeiriidae
Oepikila cambrica n. sp. Runnegar and Pojeta 1974
Trilobita
 Olenida - Aphelaspidae
Erixanium sentum Opik 1963 trilobite