Denay L.S. (Devonian), Section V, Sample 48, N. Antelope Range, Nevada: Eifelian, Nevada
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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unclassified
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Brachiopoda indet.
Cuvier 1805
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Rhynchonellata
- Spiriferida
- Ambocoeliidae
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Cyrtinoides septata
(Johnson et al. 1980)
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Rhynchonellata
- Pentamerida
- Gypidulidae
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| "smooth" | ||||||||||
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Rhynchonellata
- Atrypida
- Atrypidae
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| "Variatrypa spp." | ||||||||||
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Conodonta
- Belodellida
- Belodellidae
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Belodella sp.
Ethington 1959
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Conodonta
- Ozarkodinida
- Polygnathidae
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Polygnathus sp.
Hinde 1879
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Polygnathus costatus
Klapper 1971
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| P. costatus costatus | ||||||||||
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Polygnathus linguiformis
Hinde 1879
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| "subsp. indet." | ||||||||||
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Polygnathus cf. angustipennatus
Bischoff and Ziegler 1957
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | Nevada | County: | Eureka |
| Coordinates: | 39.2° North, 116.2° West (view map) | ||||
| Paleocoordinates: | 22.3° South, 77.8° West (Wright 2013) | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Devonian | Epoch: | Middle Devonian |
| Stage: | Eifelian | 10 m.y. bin: | Devonian 3 |
| *Period: | Middle Devonian | ||
| Key time interval: | Eifelian | Zone: | costatus |
| Age range of interval: | 393.47 - 387.95 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Denay Limestone | ||||
| Local section: | VH | Local bed: | 100 | ||
| Local order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: Johnson et. al. (1996) list this bed as "Section Prefix: VD, Sample number: 48, Nearest Foot: 106, Meters in section: 32.3". It is assumed that the nearest foot and meter measurements are referenced from the base of their Section V, as shown in Figures 2 and 3. | |||||
Lithology and environment
| Primary lithology: | planar lamination lithified argillaceous mudstone |
| Secondary lithology: | conglomerate |
| Lithology description: platy, argillaceous lime mudstone (basinal facies) interbedded with lime clast conglomerates (slope-derived debris flows) | |
| Environment: | basinal (carbonate) |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection excludes: | some macrofossils,some microfossils |
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:brachiopod, coral and conodont taxa, only | |
Metadata
| Database number: | 5289 | ||
| Authorizer: | A. Miller | Enterer: | D. Carlson |
| Modifier: | C. Ferguson | Research group: | marine invertebrate |
| Created: | 1999-09-16 08:06:45 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2000-11-20 13:53:25 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 122. | J. G. Johnson, G. Klapper, and M. Elrick. 1996. Devonian Transgressive-Regressive Cycles and Biostratigraphy, Northern Antelope Range, Nevada: Establishment of Reference Horizons for Global Cycles. Palaios 11(1):3-14 [A. Miller/D. Carlson/A. Clement] |