Where: Northwest Territories, Canada (69.0° N, 81.7° W: paleocoordinates 3.8° S, 41.9° W)
• coordinate stated in text
• outcrop-level geographic resolution
When: Bad Cache Rapids Formation, Wildernessian (457.3 - 449.6 Ma)
• formation-level stratigraphic resolution
Environment/lithology: open shallow subtidal; gray, yellow, argillaceous limestone
Size class: macrofossils
Primary reference: T. E. Bolton. 1977. Ordovician megafauna, Melville Peninsula, southeastern District of Franklin. Geological Survey of Canada, Bulletin 269:23-75 [S. Holland/T. Hanson/M. Uhen]more details
Purpose of describing collection: biostratigraphic analysis
PaleoDB collection 26947: authorized by Steven Holland, entered by Tori Hanson on 09.11.2002
Creative Commons license: CC BY (attribution)
Taxonomic list
unclassified | |
Chlorophyceae | |
Receptaculites sp. Defrance 1827 | |
Anthozoa | |
Anthozoa indet. Ehrenberg 1834 | |
Cyrtophyllum pattersoni tabulate coral | |
Ostracoda | |
Eoleperditia sp. Swartz 1949 ostracod | |
Brachiopoda | |
| |
Strophomenata | |
"Strophomena undulosa" = Nasutimena undulosa
"Strophomena undulosa" = Nasutimena undulosa Roy 1941 | |
Cephalopoda | |
Lambeoceras sp. Foerste 1917 | |
Kochoceras cf. cuneiforme Troedsson 1926 | |
Rasmussenoceras sp. Foerste 1932 | |
Winnipegoceras sp. Foerste 1928 | |
? Oncoceras sp. Hall 1847 | |
Gastropoda | |
"Maclurites manitobensis" = Maclurina manitobensis
"Maclurites manitobensis" = Maclurina manitobensis Whiteaves 1890 snail Maclurites manitobensis var. ovalis
| |
"Subulites (Fusispira) sp." = Fusispira
"Subulites (Fusispira) sp." = Fusispira Hall 1872 snail | |
Hormotoma sp. Salter 1859 snail | |
Trochonema sp. Salter 1859 snail | |
unclassified | |
Echinodermata indet. Klein 1754 |