Where: Ontario, Canada (50.4° N, 81.6° W)
• Paleocoordinates: 23.1° S, 44.3° W (Wright 2013)
• coordinate stated in text
• outcrop-level geographic resolution
When: Williams Island Formation, Givetian to Givetian (387.9 - 372.1 Ma)
• Uppermost Williams Island formation consists of 1.3 meters. Age is latest Givetian to earliest Frasnian. 0.3m thick bed about 1.0-1.3 m above base of section.
• bed-level stratigraphic resolution
Environment/lithology: marine; green, calcareous claystone
Primary reference: A. W. Norris, T. T. Uyeno, P. Sartenaer and P. G. Telford. 1992. Brachiopod and conodont faunas from the uppermost Williams Island Formation and lower Long Rapids Formation (Middle and Upper Devonian), Moose River Basin, northern Ontario. Geological Survey of Canada Bulletin 434:1-133 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 40046: authorized by Michael Foote, entered by Michael Foote on 16.06.2004
Creative Commons license: CC0 (CC0)
Taxonomic list
Conodonta | |
Mesotaxis ex gr. asymmetrica Bischoff and Ziegler 1957 conodont | |
Ancyrodella rotundituba, Ancyrodella alata, Polygnathus pennatus, "Polygnathus dubius" = Polygnathus dubia
Ancyrodella rotundituba conodont
Ancyrodella alata conodont
Polygnathus pennatus conodont
"Polygnathus dubius" = Polygnathus dubia Hinde 1879 conodont |