Locality 5, Hillyard's Canyon, Zone "G(1)": Tulean, Idaho
collected by R. J. Ross, Jr. 1946-1947
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Proetida
- Hystricuridae
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? Hystricurus sp.
Raymond 1913
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Trilobita
- Proetida
- Bathyuridae
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Trilobita informal undet. gen. and sp. C
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= Benthamaspis obrepta
Lochman 1966
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Lochman 1966 | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Idaho | County: | Franklin |
| Coordinates: | 42.1° North, 111.6° West (view map) | ||||
| Paleocoordinates: | 7.5° South, 80.8° West | ||||
| Basis of coordinate: | estimated from map | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Ordovician | Epoch: | Early Ordovician |
| 10 m.y. bin: | Ordovician 1-2 | ||
| Key time interval: | Tulean | Trilobite zone: | Hintzeia celsaora |
| Age range of interval: | 480.3 - 473.9 m.y. ago |
Stratigraphy
| Formation: | Garden City | ||||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: 1 foot interval at 428 feet above base of formation. Zone G1 | |||||
Lithology and environment
| Primary lithology: | intraclastic lithified grainstone |
| Lithology description: "Ledge of intraformational conglomerate in crystalline matrix" | |
| Environment: | shallow subtidal indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | biostratigraphic analysis | ||
| Museum repositories: | YPM | ||
| Collectors: | R. J. Ross, Jr. | Collection dates: | 1946-1947 |
Metadata
| Database number: | 103806 | ||
| Authorizer: | M. Hopkins, P. Wagner | Enterer: | M. Hopkins, P. Wagner |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 2011-02-02 09:34:07 | Last modified: | 2015-11-11 10:35:03 |
| Access level: | the public | Released: | 2011-02-02 09:34:07 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 25414. | R. J., J.r. Ross. 1951. Stratigraphy of the Garden City Formation in northeastern Utah, and its trilobite faunas. Yale Peabody Museum of Natural History Bulletin 6:1-161 [S. Finnegan/S. Finnegan/P. Wagner] |
Secondary references:
| 4045 | W. T. Dean. 1989. Trilobites from the Survey Peak, Outram and Skoki Formations (Upper Cambrian-Lower Ordovician) at Wilcox Pass, Jasper National Park, Alberta). Geological Survey of Canada Bulletin (389)1-141 [M. Patzkowsky/P. Borkow/P. Borkow] | |
| 13452 | C. Lochman. 1966. Lower Ordovician (Arenig) faunas from the Williston Basin, Montana and North Dakota. Journal of Paleontology 40(3):512-548 [P. Wagner/P. Wagner/P. Wagner] |