Where: Queensland, Australia (19.0° S, 145.0° E: paleocoordinates 17.6° N, 159.8° E)
• coordinate estimated from map
• outcrop-level geographic resolution
When: Poley Cow Formation (Graveyard Creek Group), Telychian (438.5 - 433.4 Ma)
• Age of formation, based on conodonts, spans turriculatus-griestonensis and celloni zones (Telychian).
• group of beds-level stratigraphic resolution
Environment/lithology: marine; siltstone and mudstone
Primary reference: D. J. Holloway. 1994. Early Silurian trilobites from the Broken River area, north Queensland. Memoirs of the Museum of Victoria 54(2):243-269 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 40018: authorized by Michael Foote, entered by Michael Foote on 14.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Crinoidea | |
Crinoidea indet. Miller 1821 Sea lily | |
Brachiopoda | |
Brachiopoda indet. Cuvier 1805 | |
Cephalopoda | |
Nautiloidea indet. Agassiz 1847 nautiloid | |
Gastropoda | |
Gastropoda indet. Cuvier 1795 snail | |
Bivalvia | |
"Pelecypoda indet." = Bivalvia
"Pelecypoda indet." = Bivalvia Linnaeus 1758 clam | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Trilobita | |
Kosovopeltis sp. Snajdr 1958 trilobite | |
? Warburgella sp. Reed 1931 trilobite | |
Scharyia sp. Pribyl 1946 trilobite | |
Aulacopleuridae indet. Angelin 1854 trilobite
Maurotarion sp. Alberti 1969 trilobite | |
Otarion sp. Zenker 1833 trilobite | |
? Gravicalymene vaccina n. sp.
? Gravicalymene vaccina n. sp. Holloway 1994 trilobite | |
Encrinuridae indet., ? Coronocephalus aff. urbis, Prostrix amnicola n. gen. n. sp., Batocara fritillum n. sp.
? Coronocephalus aff. urbis trilobite
Prostrix amnicola n. gen. n. sp. trilobite
Batocara fritillum n. sp. trilobite | |
Sphaerocoryphe sp. Angelin 1854 trilobite
Sphaerexochus sp. Beyrich 1845 trilobite
Youngia sp. Lindström 1885 trilobite | |
Gaotania bimusa n. sp., Ceratocephala sp.
Gaotania bimusa n. sp. trilobite
Ceratocephala sp. Warder 1838 trilobite |