Where: Nunavut, Canada (64.9° N, 98.8° W: paleocoordinates 0.8° S, 47.4° W)
• coordinate estimated from map
When: Conodont Fauna 12 conodont zone, Aberdeen Lake Formation, Richmondian (449.6 - 445.5 Ma)
• "U. Ord. (prob. Richmondian). Aberdeen Lake Fm. Outlier"
• formation-level stratigraphic resolution
Environment/lithology: marine; gray limestone
Size classes: macrofossils, mesofossils
Collected by J.A. Donaldson in 1963; reposited in the GSC
Primary reference: T. E. Bolton and G. S. Nowlan. 1979. A Late Ordovician fossil assemblage from an outlier north of Aberdeen Lake, District of Keewatin. Geological Survey of Canada Bulletin 321:1-26 [P. Wagner/P. Wagner/M. Uhen]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 360: authorized by Arnold Miller, entered by Mike Sommers on 20.11.1998, edited by Pete Wagner
Creative Commons license: CC BY (attribution)
Taxonomic list
Anthozoa | |
Calapoecia ungava tabulate coral | |
Saffordophyllum churchillensis tabulate coral | |
Nyctopora sp. Nicholson 1879 tabulate coral | |
Protrochiscolithus cummingi tabulate coral | |
Grewingkia sp. Dybowski 1873 horn coral
Bighornia bottei horn coral | |
Conodonta | |
Panderodus breviusculus, Panderodus "n. sp. A", Panderodus "n. sp. B", Panderodus "n. sp. C", Panderodus panderi, Panderodus gracilis, Plegagnathus nelsoni, Plegagnathus dartoni, Belodina profunda
Panderodus breviusculus conodont
Panderodus "n. sp. A" Ethington 1959 conodont
Panderodus "n. sp. B" Ethington 1959 conodont
Panderodus "n. sp. C" Ethington 1959 conodont
Panderodus panderi Stauffer 1940 conodont
Panderodus gracilis Branson and Mehl 1933 conodont
Plegagnathus nelsoni conodont
Plegagnathus dartoni Stone and Furnish 1959 conodont
Belodina profunda conodont | |
Drepanoistodus suberectus Branson and Mehl 1933 conodont | |
Amorphognathus sp. Branson and Mehl 1933 conodont | |
Acodus sp. Pander 1856 conodont | |
Walliserodus cf. curvatus Branson and Branson 1947 conodont | |
unclassified | |
| |
Cephalopoda | |
Diestoceras sp. Foerste 1924 | |
Armenoceras michaudae Bolton and Nowlan 1979 | |
Gastropoda | |
| |
Deuteropoda | |
| |
Trilobita | |
| |
Palaeoscolecida | |