Where: Tasmania, Australia (43.0° S, 146.0° E: paleocoordinates 1.5° N, 177.9° E)
• coordinate estimated from map
• local area-level geographic resolution
When: Richea Siltstone Formation, Telychian (438.5 - 433.4 Ma)
• griestoniensis or crenulata biozone. Higher parts of formation probably Wenlockian.
• formation-level stratigraphic resolution
Environment/lithology: marine; bioturbated, micaceous siltstone
Primary reference: D. J. Holloway and A. Sandford. 1993. An Early Silurian trilobite fauna from Tasmania. Memoir of the Association of Australasian Palaeontologists 15:85-102 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 40017: authorized by Michael Foote, entered by Michael Foote on 14.06.2004, edited by Loic Villier
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Anthozoa indet. Ehrenberg 1834 | |
Cephalopoda | |
Nautiloidea indet. Agassiz 1847 nautiloid | |
Bivalvia | |
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam | |
Brachiopoda | |
| |
Strophomenata | |
Rhynchonellata | |
Bryozoa | |
Bryozoa indet. Ehrenberg 1831 | |
Hyolitha | |
Hyolitha indet. Marek 1963 | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Trilobita | |
Decoroproetus spp. Pribyl 1946 trilobite | |
? Latiproetus argaleus n. sp.
? Latiproetus argaleus n. sp. trilobite | |
Maurotarion mystax n. sp.
Maurotarion mystax n. sp. trilobite | |
Anacaenaspis sp., Dicranurus nesiotes n. sp.
Anacaenaspis sp. Bruton 1967 trilobite
Dicranurus nesiotes n. sp. trilobite | |
Trimerus sp. Green 1832 trilobite | |
Gravicalymene sp. Shirley 1936 trilobite | |
Dalmanites tigerensis n. sp.
Dalmanites tigerensis n. sp. trilobite | |
Acernaspis sp. Campbell 1967 trilobite | |
unclassified | |
Echinodermata indet. Klein 1754 | |
Stylophora | |
| |
Edrioasteroidea | |
| |
Ophiuroidea | |
| |
Pterobranchia | |
Monograptus parapriodon, Monograptus cf. rickardsi, Monograptus priodon, Monoclimacis sp., Pristiograptus nudus
Monograptus parapriodon graptolite
Monograptus cf. rickardsi graptolite
Monograptus priodon Bronn 1835 graptolite
Monoclimacis sp. graptolite
Pristiograptus nudus graptolite |