Where: Northwest Territories, Canada (61.0° N, 117.0° W: paleocoordinates 6.2° S, 37.2° W)
• coordinate estimated from map
• basin-level geographic resolution
When: upper Member (Twin Falls Formation), Frasnian (382.7 - 372.2 Ma)
• upper (unnamed) member, upper beds
• member-level stratigraphic resolution
Environment/lithology: marine; shelly/skeletal, argillaceous limestone and shelly/skeletal, silty limestone
Primary reference: R. A. McLean and J. E. Sorauf. 1988. The distribution of rugose corals in Frasnian outcrop sequences of North America. In N. J. McMillan, A. F. Embry, and D. J. Glass (eds.), Devonian of the World, Volume III. Canadian Society of Petroleum Geologists. Calgary, Alberta, Canada 379-396 [M. Foote/M. Foote/M. Foote]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 40138: authorized by Michael Foote, entered by Michael Foote on 18.06.2004
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Phacellophyllum colemanense, Phillipsastrea sp., Peneckiella sp., "Medusaephyllum woodmani" = Pachyphyllum, "Medusaephyllum nevadense" = Pachyphyllum, "Medusaephyllum sp." = Pachyphyllum
Phacellophyllum colemanense horn coral
Phillipsastrea sp. d'Orbigny 1849 horn coral
Peneckiella sp. Soshkina 1939 horn coral
"Medusaephyllum woodmani" = Pachyphyllum horn coral
"Medusaephyllum nevadense" = Pachyphyllum horn coral
"Medusaephyllum sp." = Pachyphyllum Milne-Edwards and Haime 1850 horn coral | |
Hexagonaria bassleri horn coral | |
Tabulophyllum mcconnelli, Tabulophyllum sp., Smithiphyllum occidentale, Smithiphyllum cygnus, Smithiphyllum imbulliferum
Tabulophyllum mcconnelli horn coral
Tabulophyllum sp. Fenton and Fenton 1924 horn coral
Smithiphyllum occidentale horn coral
Smithiphyllum cygnus McLean and Pedder 1987 horn coral
Smithiphyllum imbulliferum McLean and Pedder 1987 horn coral | |
Piceaphyllum sp. Rozkowska 1980 horn coral
Charactophyllum sp. Simpson 1900 horn coral |