Also known as Section 8 of Knight (1991), 1ECW-049A
Where: Newfoundland, Canada (50.7° N, 57.3° W: paleocoordinates 30.6° S, 46.6° W)
• coordinate stated in text
When: Strigigenalis caudata trilobite zone, Catoche Formation (St. George Group), Cassinian (482.3 - 470.0 Ma)
• "– top 0.15 m of 0.80-m-thick limestone bed within Unit 6f (a covered interval) of Knight (1991, page 125), 30.33 to 30.48 m above the base of the formation."
• formation-level stratigraphic resolution
Environment/lithology: marine; wackestone and packstone
Size classes: macrofossils, mesofossils
Primary reference: D. M. Rohr, W. D. Boyce, and E. A. Measures. 2008. The rostroconch mollusc Euchasma Billings, 1865 from the Lower Ordovician Catoche Formation, western Newfoundland. Newfoundland Department of Mines and Energy, Report 08(1):79-91 [P. Wagner/P. Wagner]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 195783: authorized by Björn Kröger, entered by Björn Kröger on 24.08.2018
Creative Commons license: CC BY (attribution)
Taxonomic list
Strophomenata | |
Tritoechia sp. Ulrich and Cooper 1936 | |
Rostroconchia | |
Euchasma blumenbachi Billings 1859 | |
Trilobita | |
Bolbocephalus convexus, Petigurus nero, Jeffersonia timon, "Grinnellaspis flabelliformis" = Punka flabelliformis, Benthamaspis conica, Bathyurellus abruptus
Bolbocephalus convexus Billings 1865 trilobite
Petigurus nero Billings 1865 trilobite
Jeffersonia timon Billings 1865 trilobite
"Grinnellaspis flabelliformis" = Punka flabelliformis Fortey 1979 trilobite
Benthamaspis conica Fortey 1979 trilobite
Bathyurellus abruptus Billings 1865 trilobite |