Where: Queensland, Australia (21.9° S, 140.3° E: paleocoordinates 25.0° N, 174.8° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Wentsuia iota - Rhaptagnostus apsis trilobite zone, Chatsworth Formation, Iverian (494.0 - 489.5 Ma)
• bed-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, pyritic, peloidal, shelly/skeletal, silty grainstone and lithified, sandy limestone
Size class: macrofossils
Preservation: mold/impression
Collected by Shergold in 1969
Collection methods: surface (in situ), mechanical,
Primary reference: J. H. Shergold. 1980. Late Cambrian trilobites from the Chatsworth Limestone, western Queensland. Bureau of Mineral Resources, Geology and Geophysics Bulletin 186:1-108 [M. Hopkins/M. Hopkins]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 228192: authorized by Melanie Hopkins, entered by Melanie Hopkins on 22.11.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Trilobita | |
Taenicephalites plerus Shergold 1980 trilobite | |
Leptoplastus sp. Angelin 1854 trilobite
Plicatolina cf. yakutica trilobite | |
Cermatops vieta Shergold 1980 trilobite
Haniwoides varia Shergold 1980 trilobite | |
Wentsuia iota Shergold 1980 trilobite | |
Artiopoda | |
Neoagnostus greeni Shergold 1980
Innitagnostus medius Shergold 1980 | |
Pseudagnostus sp., Pseudagnostus tricanthus, Pseudagnostus mortensis, Pseudagnostus aulax, Rhaptagnostus apsis
Pseudagnostus sp. Jaekel 1909
Pseudagnostus tricanthus Shergold 1980
Pseudagnostus mortensis Shergold 1980
Pseudagnostus aulax Shergold 1980
Rhaptagnostus apsis Shergold 1980 | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 |