Also known as = 2000F026 = G of Williams et al. 1987 (pg. 458 f. 2) = 1984F121
Where: Newfoundland and Labrador, Canada (50.7° N, 57.4° W: paleocoordinates 30.6° S, 46.7° W)
• outcrop-level geographic resolution
When: Benthamaspis gibberula trilobite zone, Laignet Point Member (Catoche Formation), Cassinian (482.3 - 470.0 Ma)
• Uppermost mound bed, 97.3 m above base of formation
• formation-level stratigraphic resolution
Environment/lithology: limestone
Size class: macrofossils
Reposited in the GSC
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: taxonomic analysis
PaleoDB collection 133140: authorized by Pete Wagner, entered by Pete Wagner on 03.09.2012
Creative Commons license: CC BY (attribution)
Taxonomic list
Pterobranchia | |
Pseudophyllograptus "sp. A. Williams in Williams et al. 1987" Cooper and Fortey 1982 graptolite | |
Rostroconchia | |
Euchasma blumenbachi Billings 1859 | |
Gastropoda | |
Maclurites sp. Le Sueur 1818 snail | |
Plethospira aff. cassina Whitfield 1886 snail | |
Trilobita | |
"Grinnellaspis flabelliformis" = Punka flabelliformis, Benthamaspis gibberula, Bathyurellus abruptus, Bathyurellus platypus, "Uromystrum marginatus" = Uromystrum marginiatus, Petigurus nero, Jeffersonia timon, "Jeffersonia angustimarginata" = Jeffersonia jenni
"Grinnellaspis flabelliformis" = Punka flabelliformis Fortey 1979 trilobite
Benthamaspis gibberula Billings 1865 trilobite
Bathyurellus abruptus Billings 1865 trilobite
Bathyurellus platypus Fortey 1979 trilobite
"Uromystrum marginatus" = Uromystrum marginiatus Billings 1865 trilobite
Petigurus nero Billings 1865 trilobite
Jeffersonia timon Billings 1865 trilobite
"Jeffersonia angustimarginata" = Jeffersonia jenni Cullison 1944 trilobite | |
Ischyrotoma anataphra Fortey 1979 trilobite | |
Isoteloides canalis Whitfield 1886 trilobite | |
Strotactinus insularis Billings 1865 trilobite |