USGS coll. 8343-SD Don River: Ludlow, Alaska
collected by Dutro 1968
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Favositida
- Favositidae
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Mesofavosites informal sp. B
Sokolov 1951
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Anthozoa
- Favositida
- Multisoleniidae
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Multisolenia informal sp. A
Fritz 1937
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Anthozoa
- Heliolitida
- Stelliporellidae
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Stelliporella sp.
Wentzel 1895
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Anthozoa
- Heliolitida
- Halysitidae
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Halysitidae indet.
Milne-Edwards and Haime 1849
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Anthozoa
- Cystiphyllida
- Holmophyllidae
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Nipponophyllum cf. aseptatum
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Stromatoporoidea
- Stromatoporoidea
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Stromatoporoidea indet.
Nicholson and Murie 1878
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Sainsbury et al. 1971 | ||||||
| see common names | |||||||
Geography
| Country: | United States | State/province: | Alaska |
| Coordinates: | 65.5° North, 166.9° West (view map) | ||
| Paleocoordinates: | 15.0° North, 30.9° West | ||
| Basis of coordinate: | stated in text |
Time
| Period: | Silurian | Epoch: | Ludlow |
| 10 m.y. bin: | Silurian 2 | ||
| Key time interval: | Ludlow | ||
| Age range of interval: | 427.40000 - 423.00000 m.y. ago |
Stratigraphy
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Environment: | carbonate indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis | ||
| Collectors: | Dutro | Collection dates: | 1968 |
Metadata
| Also known as: | 68ADu 25 | ||
| Database number: | 100896 | ||
| Authorizer: | A. Miller | Enterer: | S. Kolbe |
| Modifier: | S. Kolbe | Research group: | marine invertebrate |
| Created: | 2010-12-14 12:54:59 | Last modified: | 2011-01-03 15:12:16 |
| Access level: | the public | Released: | 2010-12-14 12:54:59 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 34502. | W. A., J.r. Oliver, C. W. Merriam, and M. Churkin. 1975. Ordovician, Silurian, and Devonian corals of Alaska. United States Geological Survey Professional Paper 823-B:13-44 [A. Miller/S. Kolbe/P. Wagner] |
Secondary references:
| 34631 | C. L. Sainsbury, J. T., J.r. Dutro, and M. Churkin. 1971. The Ordovician-Silurian boundary in the York Mountains, western Seward Peninsula, Alaska. United States Geological Survey Professional Paper 750(C):C52-C57 [A. Miller/S. Kolbe/P. Wagner] |