Anticosti Island, Cap Jupiter, Jupiter Formation Member 3: Aeronian, Canada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Trilobita
- Phacopida
- Phacopidae
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Acernaspis orestes
(Billings 1860)
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Trilobita
- Phacopida
- Dalmanitidae
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Dalmanites jupiterensis
(Twenhofel 1928)
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Trilobita
- Phacopida
- Encrinuridae
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Encrinurus anticostiensis
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Trilobita
- Phacopida
- Calymenidae
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Diacalymene schucherti
(Twenhofel 1928)
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Trilobita
- Lichida
- Lichidae
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Arctinurus anticostiensis
(Northrop 1939)
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synonym of Anadesma shallopensis | |||||||
Ostracoda
- Zygobolbidae
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Zygobolba decora
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Ostracoda
- Palaeocopida
- Beyrichiidae
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Bolbineossia labrosa
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Strophomenata
- Strophomenida
- Leptostrophiidae
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Brachyprion spp.
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Strophomenata
- Orthotetida
- Triplesiidae
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Triplesia anticostiensis
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Rhynchonellata
- Spiriferida
- Cyrtiidae
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Eospirifer radiatus
(Sowerby 1834)
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Rhynchonellata
- Pentamerida
- Stricklandiidae
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Stricklandia salteri
(Billings 1868)
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recombined as Microcardinalia (Chiastodoca) salterii | |||||||
Ehlersella davidsoni
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Rhynchonellata
- Atrypida
- Atrypinidae
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Atrypina jupiterensis
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Gastropoda
- Bellerophontida
- Bucaniidae
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Salpingostoma orientalis
Twenhofel 1928
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Cephalopoda
- Oncocerida
- Acleistoceratidae
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Amphicyrtoceras futile
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Cephalopoda
- Oncocerida
- Trimeroceratidae
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Eotrimeroceras jupiterrense
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Cephalopoda
- Discosorida
- Discosoridae
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Discosorus sp.
Hall 1852
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Cephalopoda
- Actinocerida
- Huroniidae
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Huroniella sp.
Foerste 1924
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Crinoidea
- Sagenocrinida
- Sagenocrinitidae
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Sagenocrinites sp.
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Crinoidea
- Monobathrida
- Eucalyptocrinitidae
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Eucalyptocrinites sp.
Goldfuss 1831
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Crinoidea
- Diplobathrida
- Dimerocrinitidae
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Dimerocrinites elegans
Springer 1928
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Rhombifera
- Caryocrinitidae
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Caryocrinites ornatus
Say 1825
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Pterobranchia
- Graptoloidea
- Monograptidae
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Monograptus sedgewickii
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see common names |
Geography
Country: | Canada | State/province: | Québec |
Coordinates: | 49.5° North, 63.6° West (view map) | ||
Paleocoordinates: | 21.1° South, 35.7° West | ||
Basis of coordinate: | based on nearby landmark | ||
Geographic resolution: | outcrop |
Time
Period: | Silurian | Epoch: | Llandovery |
Stage: | Aeronian | 10 m.y. bin: | Silurian 1 |
*Period: | Early/Lower Silurian | *Local age/stage: | Alexandrian - Niagaran |
Key time interval: | Aeronian | ||
Age range of interval: | 440.80000 - 438.50000 m.y. ago | ||
* legacy (obsolete) database fields |
Stratigraphy
Geological group: | Anticosti | Formation: | Jupiter | Member: | Richardson |
Stratigraphic resolution: | member | ||||
Stratigraphy comments: Member 3 is now Richardson |
Lithology and environment
Primary lithology: | gray "shale" |
Includes fossils? | Y |
Lithology description: 24 m of green-gray shale; locally sandy; poorly fossiliferous. | |
Environment: | carbonate indet. |
Geology comments: Environmental call by T. Hanson. |
Taphonomy
Size of fossils: | macrofossils |
Collection methods and comments
Collection methods: | field collection |
Reason for describing collection: | biostratigraphic analysis |
Taxonomic list comments:Unit is poorly fossiliferous; taxonomic list includes specimens that are likely present in the Member but no organisms are specified. |
Metadata
Database number: | 24418 | ||
Authorizer: | S. Holland | Enterer: | T. Hanson |
Modifier: | P. Wagner | Research group: | marine invertebrate |
Created: | 2002-08-07 10:42:47 | Last modified: | 2014-08-12 11:46:52 |
Access level: | the public | Released: | 2002-08-07 10:42:47 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
6866. | C. R. Barnes, A. A. Petryk, and T. E. Bolton. 1981. Anticosti Island, Québec. In P. J. Lespérance (ed.), Field meeting, Anticosti-Gaspé, Québec, 1981: IUGS Subcommssion on Silurian Stratigraphy, Ordovician-Silurian Boundary Working Group Guidebook 1:1-24 [S. Holland/T. Hanson/S. Bruning] |
Secondary references:
52199 | C. H. Holland and P. Copper. 2008. Ordovician and Silurian nautiloid cephalopods from Anticosti Island: traject across the Ordovician-Silurian (O-S) boundary. Canadian Journal of Earth Sciences 45(9):1015-1038 [P. Wagner/P. Wagner] |