Where: Ontario, Canada (43.3° N, 80.3° W: paleocoordinates 28.1° S, 43.4° W)
• coordinate based on nearby landmark
• local area-level geographic resolution
When: Guelph Formation, Ludlow (427.4 - 423.0 Ma)
• formation-level stratigraphic resolution
Environment/lithology: open shallow subtidal; dolomite
•SEP: the Guelph Formation is a very well known and intensively studied unit for petroleum. It is known among petroleum geologists as a "dolomitic reef" and has been the target of drilling in Ontario and the Michigan basin for many years. There is evidence for subaerial exposure during the development of the these "reefal" buildups that fringe the Michigan basin (Charbonneau, 1990)
Size class: macrofossils
Preservation: cast
Primary reference: J. F. Whiteaves. 1884. On some new, imperfectly characterized or previously unrecorded species of fossils from the Guelph Formations of Ontario. Palaeozoic Fossils 3(1):1-43 [P. Wagner/P. Wagner]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 154346: authorized by Pete Wagner, entered by Pete Wagner on 16.02.2014
Creative Commons license: CC BY (attribution)
Taxonomic list
Gastropoda | |
? Pleurotomaria viola n. sp.
? Pleurotomaria viola n. sp. Billings 1865 snail | |
"Tremanotus alpheus" = Tremanotus angustata
"Tremanotus alpheus" = Tremanotus angustata Hall 1852 snail | |
Codonocheilus striatum Whiteaves 1884 snail | |
"Holopea harmonia" = Discordichilus harmonia
"Holopea harmonia" = Discordichilus harmonia Billings 1865 snail | |
"Pycnomphalus solarioides" = Pycnomphalus obesus
"Pycnomphalus solarioides" = Pycnomphalus obesus Lindström 1884 snail | |
Holopea gracia Billings 1865 snail | |
Polytropis durhamensis, "Pleurotomaria valeria" = Euomphalopterus valeria
Polytropis durhamensis Whiteaves 1895 snail
"Pleurotomaria valeria" = Euomphalopterus valeria Billings 1865 snail | |
"Pleurotomaria galtensis" = Spiroraphe galtensis
"Pleurotomaria galtensis" = Spiroraphe galtensis Billings 1865 snail | |
"Murchisonia constricta n. sp." = Turritoma constricta
"Murchisonia constricta n. sp." = Turritoma constricta Whiteaves 1884 snail | |
"Murchisonia soluta n. sp." = Loxoplocus soluta
"Murchisonia soluta n. sp." = Loxoplocus soluta Whiteaves 1884 snail | |
Murchisonia xanthippe n. sp., Murchisonia boydii2, "Hormotoma whiteavesi" = Michelia whiteavesi1, "Murchisonia macrospira" = Cyrtostropha macrospira
Murchisonia xanthippe n. sp. Billings 1865 snail
"Murchisonia macrospira" = Cyrtostropha macrospira Hall 1852 snail | |
"Murchisonia longispira" = Coelocaulus longispira, "Murchisonia bivittata" = Ptychocaulus bivittata
"Murchisonia longispira" = Coelocaulus longispira Hall 1852 snail
"Murchisonia bivittata" = Ptychocaulus bivittata Hall 1852 snail | |
"Murchisonia vitellia" = Kirkospira vitellia
"Murchisonia vitellia" = Kirkospira vitellia Billings 1865 snail |