West of Bison Lake. White River Plateau: Late/Upper Famennian, Colorado
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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informal scytalocrinid indet.
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1 specimen | |||||||||
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informal blothrocrinid indet.
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1 specimen | |||||||||
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informal scytalocrinid indet.
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1 specimen | |||||||||
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informal taxocrinid indet.
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1 specimen | |||||||||
| "indet. sp. 1" - originally entered as "taxocrinid indet. sp. 1" | ||||||||||
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informal taxocrinid indet.
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1 specimen | |||||||||
| "indet. sp. 2" - originally entered as "taxocrinid indet. sp. 2" | ||||||||||
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Asteroidea
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Asteroidea indet.
de Blainville 1830
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1 specimen | |||||||||
| "indet. A" - originally entered as "Asteroidea indet. A" | ||||||||||
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Asteroidea indet.
de Blainville 1830
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1 specimen | |||||||||
| "indet. B" - originally entered as "Asteroidea indet. B" | ||||||||||
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Asteroidea indet.
de Blainville 1830
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2 specimens | |||||||||
| "indet. C" - originally entered as "Asteroidea indet. C" | ||||||||||
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Asteroidea indet.
de Blainville 1830
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1 specimen | |||||||||
| "indet. D" - originally entered as "Asteroidea indet. D" | ||||||||||
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Asteroidea
- Hadrosida
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Pleiadeaster inceptus
Webster et al. 1999
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1 specimen | |||||||||
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Asteroidea
- Hadrosida
- Hudsonasteridae
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Hudsonaster sp.
Stürtz 1899
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1 specimen | |||||||||
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Ophiuroidea
- Oegophiurida
- Lapworthuridae
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Ophiopolytretus aethus
Webster et al. 1999
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17 specimens | |||||||||
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Crinoidea
- Monobathrida
- Dichocrinidae
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Strimplecrinus dyerensis
Webster et al. 1999
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4 specimens | |||||||||
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Crinoidea
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Cladida indet.
Moore and Laudon 1943
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1 specimen | |||||||||
| "indet. 1" - originally entered as "Cladida indet. 1" | ||||||||||
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Cladida indet.
Moore and Laudon 1943
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1 specimen | |||||||||
| "indet. 2" - originally entered as "Cladida indet. 2" | ||||||||||
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Crinoidea
- Cyathocrinida
- Cupressocrinitidae
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Cupressocrinites sp.
Goldfuss 1831
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1 specimen | |||||||||
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Crinoidea
- Dendrocrinida
- Glossocrinidae
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? Catactocrinus torus
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21 specimens | |||||||||
| originally entered as "Catactocrinus? torus" | ||||||||||
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Blothrocrinus sp.
Kirk 1940
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7 specimens | |||||||||
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Crinoidea
- Dendrocrinida
- Scytalocrinidae
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? Hypselocrinus bisonensis
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1 specimen | |||||||||
| originally entered as "Hypselocrinus? bisonensis" | ||||||||||
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Crinoidea
- Dendrocrinida
- Amabilicrinidae
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? Gilmocrinus albus
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3 specimens | |||||||||
| originally entered as "Gilmocrinus? albus" | ||||||||||
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Crinoidea
- Poteriocrinina
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Tarassocrinus synchlydus
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7 specimens | |||||||||
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Crinoidea
- Poteriocrinina
- Decadocrinidae
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? Eireocrinus coloradoensis
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2 specimens | |||||||||
| originally entered as "Eireocrinus? coloradoensis" | ||||||||||
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Crinoidea
- Taxocrinida
- Taxocrinidae
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Taxocrinus sp.
Phillips 1843
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4 specimens | |||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Colorado | County: | Garfield |
| Coordinates: | 39.8° North, 107.3° West (view map) | ||||
| Paleocoordinates: | 19.5° South, 48.7° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | local area |
Time
| Period: | Devonian | Epoch: | Late/Upper Devonian |
| Stage: | Famennian | 10 m.y. bin: | Devonian 5 |
| *Period: | Late/Upper Devonian | ||
| *International age/stage: | Late/Upper Famennian | ||
| Key time interval: | Late/Upper Famennian | Conodont zone: | Polygnathus styriacus |
| Age range of interval: | 365.30000 - 358.90000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Geological group: | Chaffee | Formation: | Dyer | Member: | Broken Rib |
| Stratigraphic resolution: | member |
Lithology and environment
| Primary lithology: | lithified "carbonate" | ||
| Environment: | offshore shelf | Tectonic setting: | cratonic basin |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Also known as: | Broken Rib Member, Dyer Fm., White River Plateau, CO | ||
| Database number: | 3544 | ||
| Authorizer: | A. Miller | Enterer: | A. Webber |
| Modifier: | P. Wagner | Research group: | marine invertebrate |
| Created: | 1999-08-04 11:02:52 | Last modified: | 2019-07-20 14:40:24 |
| Access level: | the public | Released: | 1999-08-04 11:02:52 |
| Creative Commons license: | CC BY | ||
Reference information
Primary reference:
| 210. | G. D. Webster, D. J. Hafley, D. B. Blake and A. Glass. 1999. Crinoids and Stelleroids (Echinodermata) from the Broken Rib Member, Dyer Formation (Late Devonian, Famennian) of the White River Plateau, Colorado. Journal of Paleontology 73(3):461-486 [A. Miller/A. Webber/J. Alroy] |