Meristella Community, Marble Canyon, Cottonwood Mountains: Helderbergian, California
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Athyridida
- Meristellidae
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Meristella cf. robertsensis
Merriam 1940
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Rhynchonellata
- Athyridida
- Rhynchospirinidae
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Trematospira sp.
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Rhynchonellata
- Rhynchonellida
- Leptocoeliidae
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Pacificocoelia sp.
Boucot 1975
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Rhynchonellata
- Orthida
- Rhipidomellidae
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Dalejina sp.
Havlicek 1953
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Discomyorthis sp.
Johnson 1970
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Rhynchonellata
- Spiriferida
- Cyrtinopsidae
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Megakozlowskiella sp.
(Boucot 1957)
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Rhynchonellata
- Spiriferida
- Hysterolitidae
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Dyticospirifer sp.
Johnson 1966
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Acrospirifer kobehana
(Merriam 1940)
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Strophomenata
- Strophomenida
- Leptostrophiidae
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? Leptostrophia sp.
Hall and Clarke 1892
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Strophomenata
- Orthotetida
- Schuchertellidae
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Schuchertella sp.
Girty 1904
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| genus name in quotes | ||||||||||
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Gastropoda
- Euomphalina
- Platyceratidae
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Platyceratidae indet.
Hall 1859
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| see common names | ||||||||||
Geography
| Country: | United States | State/province: | California | County: | Inyo |
| Coordinates: | 36.6° North, 117.4° West (view map) | ||||
| Paleocoordinates: | 25.5° South, 60.6° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Devonian | Epoch: | Early Devonian |
| 10 m.y. bin: | Devonian 1-2 | *Epoch: | Helderberg |
| Key time interval: | Helderbergian | ||
| Age range of interval: | 419.2 - 393.3 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Hidden Valley Dolomite | ||||
| Stratigraphic resolution: | formation | ||||
| Stratigraphy comments: upper Hidden Valley Dolomite. This unit spans Late Silurian through Early Devonian, according to USGS online lexicon of stratigraphic names. Boucot states that this collection is of post-Lochkovian age. | |||||
Lithology and environment
| Primary lithology: | dolomite |
| Environment: | carbonate indet. |
| Geology comments: BA 3 | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Reason for describing collection: | paleoecologic analysis |
| Museum repositories: | USNM |
| Collection method comments: Abundances stated in text. | |
Metadata
| Database number: | 24870 | ||
| Authorizer: | M. Foote | Enterer: | M. Foote |
| Modifier: | J. Marcot | Research group: | marine invertebrate |
| Created: | 2002-08-21 15:54:08 | Last modified: | 2023-04-11 14:04:14 |
| Access level: | the public | Released: | 2002-08-21 15:54:08 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 6948. | A. J. Boucot. 1999. Some Wenlockian-Geddinian, chiefly brachiopod dominated communities of North America. In A. J. Boucot, J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 549-591 [M. Foote/M. Foote/P. Wagner] |