Akpatok Island, Section 5, GSC Loc. C-147499: Shermanian - Gamachian, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Conodonta - Panderodontida - Panderodontidae
Panderodus gracilis (Branson and Mehl 1933)
163 elements
? Pseudobelodina dispansa (Glenister 1957)
1 element
Belodina confluens Sweet 1979
6 elements
Conodonta - Ozarkodinida
Plectodina tenuis
1 element
Conodonta - Belodellida - Belodellidae
Coelocerodontus trigonius Ethington 1959
9 elements
Conodonta - Prioniodontida
Pseudooneotodus aff. beckmanni (Bischoff and Sannemann 1958)
1 element
Pseudooneotodus mitratus (Moskalenko 1973)
2 elements
Conodonta - Protopanderodontida - Drepanoistodontidae
Drepanoistodus suberectus (Branson and Mehl 1933)
27 elements
? Paroistodus sp. Lindström 1971
67 elements
see common names

Geography
Country:Canada State/province:Northwest Territories
Coordinates: 60.4° North, 68.3° West (view map)
Paleocoordinates:13.3° South, 39.7° West
Basis of coordinate:stated in text
Geographic resolution:outcrop
Time
Period:Ordovician Epoch:Late/Upper Ordovician
*Period:Late/Upper Ordovician *Local age/stage:Shermanian - Gamachian
Key time interval:Shermanian - Gamachian
Age range of interval:460.90000 - 443.70000 m.y. ago
* legacy (obsolete) database fields
Stratigraphy
Lithology and environment
Primary lithology:brown "limestone"
Includes fossils?Y
Lithology description: "[O]range-brown limestone beds beneath which is exposed about 35 m of fine-grained brown limestone, locally rich in organic material."
Environment:carbonate indet.
Taphonomy
Size of fossils:macrofossils,microfossils
Collection methods and comments
Collection excludes:all macrofossils
Collection methods:chemical,sieve,field collection
Minimum sieve size:0.090
Collection size:277 specimens
Reason for describing collection:biostratigraphic analysis
Museum repositories:GSC
Collection method comments: Some graptolites from Climacograptus manitoulinenensis Zone also included. 1530 g of dissolved material.
Metadata
Database number:26101
Authorizer:S. Holland Enterer:T. Hanson
Modifier:J. Alroy Research group:marine invertebrate
Created:2002-10-03 21:34:27 Last modified:2005-12-23 12:53:40
Access level:the public Released:2002-10-03 21:34:27
Creative Commons license:CC BY
Reference information

Primary reference:

7224. A. D. McCracken and G. S. Nowlan. 1989. Conodont paleontology and biostratigraphy of Ordovician carbonates and petroliferous carbonates on Southampton, Baffin, and Akpatok islands in the eastern Canadian Arctic. Canadian Journal of Earth Sciences 26(10):1880-1903 [S. Holland/T. Hanson/T. Hanson]