Silliman's Fossil Mount Ostracodes (Ordovician of Canada)
Where: Nunavut, Canada (63.7° N, 68.8° W: paleocoordinates 8.7° S, 37.2° W)
• coordinate based on nearby landmark
• outcrop-level geographic resolution
When: Richmondian (449.5 - 443.7 Ma)
Environment/lithology: dolomitic limestone and calcareous shale
• Environmental call by T. Hanson.
• "Throughout the Mount, the top 50 feet of these beds consists of massive dolomite limestone, the next 75 feet of thin-bedded limestone and dolomite, and the lower 175 feet of calcareous shale with some interbedded limestone."
Size class: microfossils
Primary reference: A. K. Miller, W. Youngquist, and C. Collinson. 1954. Ordovician cephalopod fauna of Baffin Island. Geological Society of America Memoir 62:1-234 [S. Holland/T. Hanson/T. Hanson]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 24176: authorized by Steven Holland, entered by Tori Hanson on 01.08.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
• List supplied by A. Scott Warthin, Jr., in 1952.
Show authors, comments, and common names
unclassified | |
Ostracoda | |
Eridoconcha spp. Ulrich and Bassler 1923 ostracod | |
Kirkbyella uphami ostracod | |
"Macronotella rugosa" = Punctaparchites rugosus
"Macronotella rugosa" = Punctaparchites rugosus Jones 1858 ostracod | |
Bythocypris aff. cylindricus ostracod
Bythocypris curta ostracod
Bythocypris granti ostracod
Bythocypris cylindrica Hall 1871 ostracod | |
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Aparchites fimbriatus ostracod | |
"Biflabellum sp." = Oepikium
"Biflabellum sp." = Oepikium Agnew 1942 ostracod | |
Primitiella spp. Ulrich 1894 ostracod
? Euprimitia celata ostracod | |
Apatochilina sp. ostracod | |
Oepikella cf. frequens ostracod
Oepikella cf. maccoyi ostracod | |
Dicranella spinosa ostracod
Dicranella simplex ostracod
"Bollia cf. ridicula" = Quasibollia ridicula Keenan 1951 ostracod |