Loc. 109. 25 feet above Archean, 1.5 kilometers south of Deweys Bridge on Champlain Canal, Lake Champlain: Trempealeauan, New York
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Ptychopariida
- Ptychopariidae
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Ptychoparia minuta
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| see common names | |||||||
Geography
| Country: | United States | State/province: | New York | County: | Washington |
| Coordinates: | 44.5° North, 73.3° West (view map) | ||||
| Paleocoordinates: | 31.8° South, 73.3° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Cambrian | Epoch: | Furongian |
| 10 m.y. bin: | Cambrian 5 | ||
| Key time interval: | Trempealeauan | ||
| Age range of interval: | 489.20000 - 485.40000 m.y. ago |
Stratigraphy
| Geological group: | Potsdam | Formation: | Keeseville |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | sandstone |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | taxonomic analysis |
| Museum repositories: | USNM |
Metadata
| Database number: | 74545 | ||
| Authorizer: | P. Wagner | Enterer: | P. Wagner |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2007-08-11 17:11:49 | Last modified: | 2023-01-24 15:14:22 |
| Access level: | the public | Released: | 2007-08-11 17:11:49 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 16411. | C. D. Walcott. 1912. Cambrian geology and paleontology. II. New York Potsdam Hoyt fauna. Smithsonian Miscellaneous Collections 57(9):263-289 [P. Wagner/P. Wagner] |