ammonites
QML128. 6 km SSW of Thorntonia Homestead (Cambrian of Australia)

Also known as L128

Where: Queensland, Australia (19.6° S, 138.9° E: paleocoordinates 26.7° N, 172.6° W)

• coordinate based on nearby landmark

• outcrop-level geographic resolution

When: Ptychagnostus atavus trilobite zone, Gowers Formation, Floran (507.0 - 505.0 Ma)

• Ptychagnostus atavus zone (post-Templetonian); was Currant Bush formation, but lower part is now Gowers Formation (Southgate 1986)

• group of beds-level stratigraphic resolution

Environment/lithology: limestone

Size class: macrofossils

Collection methods: Jell (1975 Palaeontographica A) has rest of the fauna.

Primary reference: B. Runnegar and P.A. Jell. 1976. Australian Middle Cambrian molluscs and their bearing on early molluscan evolution. Alcheringa 1(1/2):109-132 [P. Wagner/P. Wagner/P. Wagner] more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 56809: authorized by Pete Wagner, entered by Pete Wagner on 25.11.2005