2007-PR-5: Hirnantian, Canada
collected by A. Achab, A. Desrochers 2008

List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Protozoa
Tanuchitina laurentiana
Belonechitina microcantha
typica
Rhabdochitina ellisbayensis
Cyathochitina kukersiana
see common names

Geography
Country:Canada State/province:Quebec
Coordinates: 49.3° North, 61.8° West (view map)
Paleocoordinates:22.7° South, 36.1° West
Basis of coordinate:estimated from map
Geographic resolution:hand sample
Time
Period:Ordovician Epoch:Late/Upper Ordovician
Stage:Hirnantian 10 m.y. bin:Ordovician 5
Key time interval:Hirnantian Other zone: Chitinozoa
Age range of interval:445.20000 - 443.40000 m.y. ago
Stratigraphy
Formation:Ellis Bay Member:Lousy Cove
Local section:Fox Point/Lousy Cove Local bed:3.3 m
Local order:bottom to top
Stratigraphic resolution:bed
Lithology and environment
Primary lithology: lithified "limestone"
Lithology description: thin-bedded limestone
Environment:carbonate indet. Tectonic setting:foreland basin
Taphonomy
Modes of preservation:body,original chitin
Size of fossils:microfossils
Temporal resolution:time-averaged
Spatial resolution:parautochthonous
Collection methods and comments
Collection methods:bulk,chemical,field collection
Collection size:55 specimens
Rock censused:10 g
Reason for describing collection:biostratigraphic analysis
Collectors:A. Achab, A. Desrochers Collection dates:2008
Metadata
Database number:190724
Authorizer:S. Finnegan Enterer:S. Finnegan
Modifier:S. Finnegan Research group:micropaleontology
Created:2017-12-14 19:03:57 Last modified:2017-12-18 13:14:10
Access level:the public Released:2017-12-14 19:03:57
Creative Commons license:CC BY
Reference information

Primary reference:

64099. A. Achab, E. Asselin, A. Desrochers, J. F. Riva, and C. Farley. 2010. Chitinozoan biostratigraphy of a new Upper Ordovician stratigraphic framework for Anticosti Island, Canada. Geological Society America Bulletin 123(1/2):186-205 [S. Finnegan/S. Finnegan]