Siphusauctum lloydguntheri type locality in Antimony Canyon: Steptoean, Utah
collected by Lloyd Gunther 1976
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Siphusauctidae
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Siphusauctum lloydguntheri n. sp.
Kimmig et al. 2017
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1 individual | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Utah |
| Coordinates: | 41.6° North, 112.0° West (view map) | ||
| Paleocoordinates: | 31.3° North, 117.4° West (Wright 2013) | ||
| Basis of coordinate: | stated in text | ||
| Geographic resolution: | small collection |
Time
| Period: | Cambrian | Epoch: | Furongian |
| 10 m.y. bin: | Cambrian 5 | ||
| Key time interval: | Steptoean | Trilobite zone: | Glossopleura |
| Age range of interval: | 497 - 493 m.y. ago |
Stratigraphy
| Formation: | Langston | Member: | Spence Shale | ||
| Stratigraphic resolution: | group of beds | ||||
| Stratigraphy comments: middle Cambrian, Series 3, Stage 5, Glossopleura Biozone, Langston Formation, Spence Shale Member | |||||
Lithology and environment
| Primary lithology: | silty "shale" | ||
| Lithology description: fossil "found on a silty shale float slab ~ 5m below the top of the Spence Shale Member" ... "The Spence Shale in this area is ~ 64m thick and consists of a succession of shales, silty shales, lime mudstones, wackestones, and packstones" | |||
| Environment: | deep subtidal shelf | Tectonic setting: | passive margin |
| Geology comments: "regionally extensive, relatively deep-water" unit "deposited on the passive western margin of Laurentia" | |||
Taphonomy
| Modes of preservation: | body,soft parts |
| Size of fossils: | macrofossils |
| Articulated whole bodies: | many |
Collection methods and comments
| Collection methods: | field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Collectors: | Lloyd Gunther | Collection dates: | 1976 |
| Collection method comments: "The part and counterpart of the specimen were collected and donated by Lloyd Gunther in 1976 and are housed in the collections of the Division of Invertebrate Paleontology, Biodiversity Institute, University of Kansas (KUMIP)" | |||
Metadata
| Database number: | 216945 | ||
| Authorizer: | P. Novack-Gottshall | Enterer: | P. Novack-Gottshall |
| Created: | 2021-01-02 10:01:38 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2021-01-02 10:01:38 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 63040. | J. Kimmig, L. C. Strotz, and B. S. Lieberman. 2017. The stalked filter feeder Siphusauctum lloydguntheri n. sp. from the middle Cambrian (Series 3, Stage 5) Spence Shale of Utah: its biological affinities and taphonomy. Journal of Paleontology 1-9 [L. Na/L. Na] |