Where: Queensland, Australia (22.0° S, 140.3° E: paleocoordinates 24.9° N, 174.9° W)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Wentsuia iota - Rhaptagnostus apsis trilobite zone, Chatsworth Formation, Iverian (494.0 - 489.5 Ma)
• group of beds-level stratigraphic resolution
Environment/lithology: open shallow subtidal; lithified, peloidal, shelly/skeletal, sandy grainstone
Size class: macrofossils
Preservation: mold/impression
Collected by Shergold, F. de Keyser, C.E. Murrary, R. Thieme in 1968
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 228218: authorized by Melanie Hopkins, entered by Melanie Hopkins on 23.11.2022
Creative Commons license: CC BY (attribution)
Taxonomic list
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Trilobita | |
Peichiashania prima Shergold 1980 trilobite | |
Lotosoides bathyora n. sp.
Lotosoides bathyora n. sp. Shergold 1980 trilobite | |
Guizhoucephalina sp. Chien 1961 trilobite | |
Haniwoides varia Shergold 1980 trilobite | |
Atopasaphus cf. stenocanthus trilobite | |
Lorrettina depressa Shergold 1980 trilobite | |
Maladioidella doylei Shergold 1980 trilobite | |
Taenicephalites plerus Shergold 1980 trilobite | |
Wentsuia iota Shergold 1980 trilobite | |
Artiopoda | |
Connagnostus aversus n. sp., Neoagnostus felix n. sp.
Connagnostus aversus n. sp. Shergold 1980
Neoagnostus felix n. sp. Shergold 1980 | |
Pseudagnostus (Pseudagnostus) aulax n. sp., Pseudagnostus (Pseudagnostus) tricanthus, Pseudagnostus (Pseudagnostus) parvus, "Rhaptagnostus cf. impressus" = Pseudagnostus, Rhaptagnostus apsis
Pseudagnostus (Pseudagnostus) aulax n. sp. Shergold 1980
Pseudagnostus (Pseudagnostus) tricanthus Shergold 1980
Pseudagnostus (Pseudagnostus) parvus Shergold 1980
"Rhaptagnostus cf. impressus" = Pseudagnostus
Rhaptagnostus apsis Shergold 1980 |