List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Proetida
- Aulacopleuridae
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Maurotarion sp.
Alberti 1969
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2 individuals | ||||||
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Trilobita
- Corynexochida
- Illaenidae
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Stenopareia sp.
Holm 1886
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2 individuals | ||||||
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Trilobita
- Odontopleurida
- Odontopleuridae
|
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Kettneraspis copelandi n. sp.
Chatterton and Ludvigsen 2004
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5 individuals | ||||||
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Exallaspis maccrackeni n. sp.
Chatterton and Ludvigsen 2004
|
10 individuals | ||||||
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Trilobita
- Lichida
- Lichidae
|
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Arctinurus anticostiensis
(Northrop 1939)
|
2 individuals | ||||||
| synonym of Anadesma shallopensis | |||||||
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Trilobita
- Phacopida
- Calymenidae
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Diacalymene schucherti
(Twenhofel 1928)
|
3 individuals | ||||||
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Calymene nowlani
Chatterton and Ludvigsen 2004
|
14 individuals | ||||||
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Trilobita
- Phacopida
- Phacopidae
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Acernaspis orestes
(Billings 1860)
|
12 individuals | ||||||
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Trilobita
- Phacopida
- Encrinuridae
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Nucleurus anticostiensis
|
3 individuals | ||||||
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Encrinurus jini
Chatterton and Ludvigsen 2004
|
60 individuals | ||||||
| see common names | |||||||
Geography
| Country: | Canada | State/province: | Quebec | County: | Anticosti Island |
| Coordinates: | 49.2° North, 62.3° West (view map) | ||||
| Paleocoordinates: | 22.5° South, 33.5° West | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | small collection |
Stratigraphy
| Formation: | Jupiter | Member: | Cybele or Richardson | ||
| Stratigraphy comments: 2-4 meters above base of outcrop |
Lithology and environment
| Primary lithology: | gray lithified lime mudstone |
| Secondary lithology: | lithified calcareous mudstone |
| Lithology description: Cybele: gray lithographic limestone; Richardson: calcareous shale and mudstone. Authors do not specify which lithology fossils sampled from. | |
| Environment: | open shallow subtidal |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | surface (in situ),mechanical,field collection |
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | GSC |
Metadata
| Database number: | 186065 | ||
| Authorizer: | M. Hopkins | Enterer: | M. Hopkins |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2017-06-09 09:11:20 | Last modified: | 2018-04-13 19:41:40 |
| Access level: | the public | Released: | 2017-06-09 09:11:20 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 61764. | B. D. E. Chatterton and R. Ludvigsen. 2004. Early Silurian trilobites of Anticosti Island, Québec, Canada. Palaeontographica Canadiana 22 [M. Hopkins/M. Hopkins] |