Chazy village, Day Point Formation: Chazyan, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Strophomenata
- Strophomenida
- Glyptomenidae
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Strophomena prisca
Raymond 1905
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Raymond 1911 | |||||||||
recombined as Glyptomena prisca | ||||||||||
Rhynchonellata
- Rhynchonellida
- Sphenotretidae
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Zygospira acutirostris
(Hall 1847)
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Raymond 1911 | |||||||||
recombined as Sphenotreta acutirostris | ||||||||||
Rhynchonellata
- Orthida
- Hesperorthidae
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Orthis costalis
Hall 1847
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Raymond 1906 | |||||||||
recombined as Hesperorthis costalis | ||||||||||
Tergomya
- Archinacellida
- Archinacellidae
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Palaeacmaea irregularis
Raymond 1905
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Raymond 1905 | |||||||||
recombined as Floripatella irregularis | ||||||||||
Tergomya
- Scenellidae
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Scenella pretensa
Raymond 1905
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Raymond 1905 | |||||||||
Gastropoda
- Euomphalina
- Platyceratidae
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Eunema leptonotum
Raymond 1905
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Raymond 1905 | |||||||||
recombined as Cyclonema leptonotum | ||||||||||
Gastropoda
- Euomphalina
- Raphistomatidae
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Scalites angulatus
Emmons 1842
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Raymond 1906 | |||||||||
Bivalvia
- Myalinida
- Ambonychiidae
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Ambonychia curvata
Raymond 1905
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recombined as Ambonychiopsis curvata | ||||||||||
Clionychia marginalis
Raymond 1905
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recombined as Cleionychia marginalis | ||||||||||
Trilobita
- Phacopida
- Cheiruridae
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Heliomeroides akocephala
Shaw 1968
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Shaw 1968 | |||||||||
synonym of Heliomeroides teres | ||||||||||
see Shaw (1968, p. 69) | ||||||||||
see common names |
Geography
Country: | United States | State/province: | New York |
Coordinates: | 44.9° North, 73.5° West (view map) | ||
Paleocoordinates: | 27.9° South, 54.7° 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: | Day Point | ||||
Stratigraphy comments: "Lower Chazy", in Raymond (1916) |
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: | 171713 | ||
Authorizer: | B. Kröger | Enterer: | B. Kröger |
Modifier: | B. Kröger | Research group: | marine invertebrate |
Created: | 2015-07-17 02:46:19 | Last modified: | 2024-03-31 19:20:59 |
Access level: | the public | Released: | 2015-07-17 02:46:19 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
55816. | P. E. Raymond. 1916. The Pelecypoda of the Chazy Formation. Annals of the Carnegie Museum 328:325-343 [B. Kröger/B. Kröger] |
Secondary references:
15471 | P. E. Raymond. 1905. The fauna of the Chazy Limestone. The American Journal of Science 20:353-382 [P. Wagner/P. Wagner] | |
15149 | P. E. Raymond. 1906. The Chazy Formation and its fauna. Annals of the Carnegie Museum 3(4):498-596 [P. Wagner/P. Wagner] | |
53676 | P. E. Raymond. 1911. The Brachiopoda and Ostracoda of the Chazyan. Annals of the Carnegie Museum 7:215-259 [P. Wagner/P. Wagner] | |
23704 | F.C. Shaw. 1968. Early Middle Ordovician (Chazy) trilobites of New York. New York State Museum and Science Service Memoir 17:1-163 [P. Wagner/P. Wagner] |