Coyote Canyon HB 182, North Humboldt Range: Bithynian, Nevada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Cephalopoda
- Ceratitida
- Khvalynitidae
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Alanites costatus
Bucher 1992
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1 specimen | |||||||||
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Cephalopoda
- Ceratitida
- Acrochordiceratidae
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Acrochordiceras hyatti
Meek 1877
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Monnet et al. 2010 | |||||||||
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Cephalopoda
- Ceratitida
- Proarcestidae
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Nevadisculites minutus
Bucher 1992
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4 specimens | |||||||||
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Cephalopoda
- Ceratitida
- Megaphyllitidae
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Megaphyllites wildhorsensis
Bucher 1992
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3 specimens | |||||||||
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Cephalopoda
- Ceratitida
- Parapopanoceratidae
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Amphipopanoceras sp.
Vovina 1947
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3 specimens | |||||||||
| (1 measurement) | ||||||||||
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Cephalopoda
- Ceratitida
- Balatonitidae
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Platycuccoceras silberlingi n. sp.
Bucher 1992
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11 specimens | |||||||||
| (2 measurements) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Nevada |
| Coordinates: | 40.5° North, 118.1° West (view map) | ||
| Paleocoordinates: | 11.1° North, 41.7° West | ||
| Basis of coordinate: | based on nearby landmark | ||
| Geographic resolution: | small collection |
Time
| Period: | Triassic | Epoch: | Middle Triassic |
| Stage: | Anisian | 10 m.y. bin: | Triassic 2 |
| Key time interval: | Bithynian | Ammonoid zone: | Acrochordiceras hyatti |
| Age range of interval: | 245.5 - 244.7 m.y. ago |
Stratigraphy
| Formation: | Prida | Member: | Fossil Hill | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Hadleyi subzone | |||||
Lithology and environment
| Primary lithology: | lithified "limestone" |
| Secondary lithology: | lithified siltstone |
| Environment: | offshore indet. |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection |
| Reason for describing collection: | taxonomic analysis |
Metadata
| Database number: | 109763 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham |
| Modifier: | M. Clapham | Research group: | marine invertebrate |
| Created: | 2011-05-26 10:50:33 | Last modified: | 2013-11-25 13:02:06 |
| Access level: | the public | Released: | 2011-05-26 10:50:33 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 36268. | H. Bucher. 1992. Ammonoids of the Hyatti Zone and the Anisian transgression in the Star Peak Group, Northwestern Nevada, USA. Palaeontographica Abteilung A 233:137-166 [M. Clapham/M. Clapham] |
Secondary references:
| 34222 | C. Monnet, H. Bucher, M. Wasmer and J. Guex. 2010. Revision of the genus Acrochordiceras Hyatt, 1877 (Ammonoidea, Middle Triassic): morphology, biometry, biostratigraphy, and intra-specific variability. Palaeontology 53(5):961-996 [M. Clapham/M. Clapham] |