Nehenta Bay, Gravina Island: Devonian, Alaska
collected by Wright 1905
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Stauriida
- Cyathophyllidae
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Cyathophyllum sp.
Goldfuss 1826
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Rhynchonellata
- Terebratulida
- Cranaenidae
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? Eunella sp.
Hall and Clarke 1894
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| synonym of Cranaena | ||||||||||
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Rhynchonellata
- Terebratulida
- Centronellidae
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Centronella cf. navicella
(Hall 1867)
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| Centronella cf. nevicella | ||||||||||
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Rhynchonellata
- Pentamerida
- Gypidulidae
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Gypidula cf. comis
Hall and Clarke 1894
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| replaced by Gypidula cornuta | ||||||||||
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Rhynchonellata
- Spiriferinida
- Cyrtinidae
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Cyrtina sp.
Davidson 1858
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Bivalvia
- Ostreida
- Pterineidae
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Leptodesma sp.
Hall 1883
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Bivalvia
- Pectinida
- Pterinopectinidae
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Pterinopecten sp.
Hall 1883
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Alaska |
| Coordinates: | 55.2° North, 131.8° West (view map) | ||
| Paleocoordinates: | 20.6° South, 80.7° West | ||
| Basis of coordinate: | based on nearby landmark |
Time
| Period: | Devonian |
| 10 m.y. bin: | Devonian 1-5 |
| Key time interval: | Devonian |
| Age range of interval: | 419.20000 - 358.90000 m.y. ago |
Stratigraphy
| Stratigraphy comments: Probably Devonian clasts in Triassic limestone. |
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Secondary lithology: | lithified conglomerate |
| 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: | Wright | Collection dates: | 1905 |
| Taxonomic list comments:Identified by E.M. Kindle. | |||
Metadata
| Database number: | 112326 | ||
| Authorizer: | A. Miller | Enterer: | S. Kolbe |
| Modifier: | S. Kolbe | Research group: | marine invertebrate |
| Created: | 2011-07-09 04:48:26 | Last modified: | 2011-07-08 15:02:19 |
| Access level: | the public | Released: | 2011-07-09 04:48:26 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 36639. | H. C. Berg and E. L. Cruz. 1982. Map and table describing fossil collections and related samples in the Ketchikan and Prince Rupert Quadrangles, southeastern Alaska. United States Geological Survey Open-File Report 82-1088 [A. Miller/S. Kolbe] |