Lake Simcoe Area, Ontario, Queenston Formation: Ashgill, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Bivalvia
- Myalinida
- Ambonychiidae
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Byssonychia radiata
(Hall 1847)
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synonym of Byssonychia radiata | ||||||||||
[entered as Byssonichia radiata] | ||||||||||
Bivalvia
- Ostreida
- Pterineidae
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Pterinea demissa
(Conrad 1842)
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Rhynchonellata
- Atrypida
- Anazygidae
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Zygospira meafordensis
Foerste 1924
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Stenolaemata
- Trepostomata
- Batostomellidae
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Bythopora delicatula
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Ostracoda
- Beyrichicopida
- Drepanellidae
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Drepanella canadensis
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? Drepanella striatomarginata
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Ostracoda
- Leperditellocopida
- Primitiidae
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Primitia lativia
Ulrich 1889
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Ostracoda
- Leperditicopida
- Leperditiidae
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Leperditia caecigena
Miller 1881
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Ostracoda
- Palaeocopida
- Leperditellidae
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Leperditella cf. glabra
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see common names |
Geography
Country: | Canada | State/province: | Ontario |
Coordinates: | 44.6° North, 80.6° West (view map) | ||
Paleocoordinates: | 23.0° South, 52.1° West | ||
Basis of coordinate: | estimated from map | ||
Geographic resolution: | local area |
Time
Period: | Ordovician | Epoch: | Late/Upper Ordovician |
10 m.y. bin: | Ordovician 5 | ||
*Period: | Late/Upper Ordovician | *Epoch: | Ashgillian | *Local age/stage: | Richmondian |
Key time interval: | Ashgill | ||
Age range of interval: | 449.60000 - 443.80000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Formation: | Queenston |
Stratigraphic resolution: | formation |
Lithology and environment
Primary lithology: | micaceous,green,red "shale" |
Secondary lithology: | wave ripples,gray "limestone" |
Includes fossils? | Y |
Includes fossils? | Y |
Lithology description: Brick-red, micaceous and arenaceous shales, clay shales, red-mottled-green in the lowest few feet. Local greenish grey or reddish ripple-marked limestone and arenaceous and micaceous shales. | |
Environment: | deltaic indet. |
Geology comments: Deltaic estuarine shale facies. |
Taphonomy
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Metadata
Database number: | 26305 | ||
Authorizer: | S. Holland | Enterer: | T. Hanson |
Modifier: | J. Alroy | Research group: | marine invertebrate |
Created: | 2002-10-11 20:08:01 | Last modified: | 2005-02-15 19:59:09 |
Access level: | the public | Released: | 2002-10-11 20:08:01 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
7251. | B. A. Liberty. 1969. Palaeozoic geology of the Lake Simcoe Area, Ontario. Geological Survey of Canada Memoirs (355)1-201 [S. Holland/T. Hanson/T. Hanson] |