Where: Queensland, Australia (31.8° S, 151.7° E: paleocoordinates 23.1° S, 155.4° E)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Yarrimie Formation (Tamworth Group), Frasnian (382.7 - 372.2 Ma)
• STRATIGRAPHIC RELATIONS: From the Yarrimie Fm of the Tamworth Group. AGE: Pragian, on the basis of geochemical and biostratigraphic dating; RA7, Stigmosphaerostylus horrida radiolarian assemblage. STRATIGRAPHIC POSITION: From unknown position within the Gamilaroi terrane.
• group of beds-level stratigraphic resolution
Environment/lithology: marine; lithified lithology not reported
Size class: microfossils
Collected by Aitchison
• COLLECTOR: J. C. Aitchison and others. REPOSITORY: Hong Kong University, Department of Earth Sciences.
Primary reference: J. C. Aitchison, A. M. Davis, J. M. C. Stratford and F. C. P. Spiller. 1999. Lower and Middle Devonian Radiolarian Biozonation of the Gamilaroi Terrane New England Orogen, Eastern Australia. Micropaleontology 45(2):138-162 [A. Hendy/A. Hendy]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 90993: authorized by Austin Hendy, entered by Austin Hendy on 28.08.2009
Creative Commons license: CC BY (attribution)
Taxonomic list
Protozoa | |
Palaeoscenidium cladophorum Deflandre 1953 radiolarian | |
? Trilonche echinata Hinde 1899 radiolarian | |
Helenifore laticlavium Nazarov and Ormiston 1983 radiolarian |