Rockland, Ottawa Valley, Aylmer Fm.: Chazyan, Canada

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Cephalopoda - Orthocerida - Orthoceratidae
Orthoceras antenor
Gastropoda - Euomphalina - Raphistomatidae
Raphistoma stamineum Hall 1847
Bivalvia - Modiomorphida - Modiomorphidae
Modiolopsis parviuscula Billings 1859
Rhynchonellata - Rhynchonellida - Trigonirhynchiidae
Camarotoechia plena (Hall 1847)
recombined as Rostricellula plena
Rhynchonellata - Orthida - Plaesiomyidae
Plaesiomys platys (Billings 1859)
recombined as Multicostella platys
Rhynchonellata - Orthida - Plectorthidae
Hebertella borealis (Billings 1859)
recombined as Mimella borealis
Hebertella imperator (Billings 1859)
recombined as Mimella imperator
see common names

Geography
Country:Canada State/province:Ontario
Coordinates: 45.6° North, 75.3° West (view map)
Paleocoordinates:26.6° South, 55.5° West
Basis of coordinate:estimated from map
Time
Period:Ordovician
10 m.y. bin:Ordovician 2-4
Key time interval:Chazyan
Age range of interval:470.00000 - 457.00000 m.y. ago
Stratigraphy
Formation:Aylmer
Lithology and environment
Primary lithology: "limestone"
Environment:marine indet.
Taphonomy
Modes of preservation:body
Size of fossils:macrofossils,mesofossils
Collection methods and comments
Collection excludes:some genera
Reason for describing collection:taxonomic analysis
Metadata
Database number:172358
Authorizer:B. Kröger Enterer:B. Kröger
Research group:marine invertebrate
Created:2015-08-05 03:50:45 Last modified:2024-03-31 19:20:59
Access level:the public Released:2015-08-05 03:50:45
Creative Commons license:CC BY
Reference information

Primary reference:
15149. P. E. Raymond. 1906. The Chazy Formation and its fauna. Annals of the Carnegie Museum 3(4):498-596 [P. Wagner/P. Wagner]