A31. South end of Valcour Island, Valcour Fm.: Chazyan, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
unclassified
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Paleocystites tenuiradiatus
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Anthozoa
- Heliolitida
- Coccoserididae
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Stylaraea parva
Lambe 1899
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Gastropoda
- Euomphalina
- Macluritidae
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Maclurites magnus
(Le Sueur 1818)
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Gastropoda
- Euomphalina
- Raphistomatidae
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Raphistoma stamineum
Hall 1847
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Gastropoda
- Bellerophontida
- Bucaniidae
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Bucania sulcatina
(Emmons 1842)
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original and current combination Bellerophon sulcatinus | |||||||
Rhynchonellata
- Orthida
- Plectorthidae
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Hebertella borealis
(Billings 1859)
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recombined as Mimella borealis | |||||||
Rhynchonellata
- Orthida
- Plaesiomyidae
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Plaesiomys platys
(Billings 1859)
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recombined as Multicostella platys | |||||||
Strophomenata
- Strophomenida
- Furcitellidae
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Rafinesquina incrassata
(Hall 1847)
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recombined as Dactylogonia incrassata | |||||||
Strophomenata
- Orthotetida
- Triplesiidae
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Camerella longirostris
(Billings 1859)
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corrected as Camarella longirostris | |||||||
Trilobita
- Asaphida
- Asaphidae
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Isotelus harrisi
Raymond 1905
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Ostracoda
- Leperditicopida
- Leperditiidae
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Leperditia canadensis
Jones 1858
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see common names |
Geography
Country: | United States | State/province: | New York | County: | Clinton |
Coordinates: | 44.6° North, 73.4° West (view map) | ||||
Paleocoordinates: | 28.1° South, 54.8° West | ||||
Basis of coordinate: | estimated from map | ||||
Geographic resolution: | outcrop |
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 |
Lithology and environment
Primary lithology: | nodular "shale" |
Lithology description: Impure shaly and nodular layers with many fossils. | |
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: | 172233 | ||
Authorizer: | B. Kröger | Enterer: | B. Kröger |
Modifier: | B. Kröger | Research group: | marine invertebrate |
Created: | 2015-07-31 03:40:57 | Last modified: | 2024-03-31 19:20:59 |
Access level: | the public | Released: | 2015-07-31 03:40:57 |
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] |