Black Rock Limestone from Burrington Combe, Bed 4, Lower Carboniferous, (Middle-: Tournaisian, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Anthozoa
- Favositida
- Micheliniidae
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Michelinia favosa
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Strophomenata
- Productida
- Productellidae
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Productus (Buxtonia) sp.
Thomas 1914
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| P. (Buxtonia?) sp. | ||||||||||
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Strophomenata
- Productida
- Productidae
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Productus (Dictyoclostus) vaughani
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| original and current combination Dictyoclostus | ||||||||||
| P. (Dictyoclostus) vaughani | ||||||||||
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Productus (Dictyoclostus) aff. vaughani
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| original and current combination Dictyoclostus | ||||||||||
| P. (Dictyoclostus) aff. vaughani | ||||||||||
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Strophomenata
- Strophomenida
- Chonetidae
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Chonetes (Rugosochonetes) vaughani
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| C. (Rugosochonetes) vaughani | ||||||||||
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Strophomenata
- Orthotetida
- Schuchertellidae
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Schuchertella sp.
Girty 1904
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Rhynchonellata
- Spiriferinida
- Syringothyrididae
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Syringothyris cuspidata
(Martin 1796)
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| Syringothyris cuspidata cf. cyrtorhyncha | ||||||||||
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Rhynchonellata
- Spiriferinida
- Spiriferellinidae
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Spiriferellina cf. octoplicata
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Rhynchonellata
- Orthida
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Orthidina indet.
Schuchert and Cooper 1932
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| Orthoteitid | ||||||||||
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Rhynchonellata
- Orthida
- Schizophoriidae
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Schizophoria ? sp.
King 1850
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Rhynchonellata
- Spiriferida
- Spiriferidae
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Unispirifer tornacensis
(de Koninck 1883)
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| recombined as Atylephorus tornacensis | ||||||||||
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Rhynchonellata
- Athyridida
- Athyrididae
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Cleiothyridina cf. glabristria
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Rhynchonellata
- Terebratulida
- Dielasmatidae
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Dielasma sp.
King 1856
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| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | England | County: | Somerset |
| Coordinates: | 51.3° North, 2.7° West (view map) | ||||
| Paleocoordinates: | 14.7° South, 0.3° West | ||||
| Basis of coordinate: | based on political unit | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Carboniferous | Epoch: | Mississippian |
| Stage: | Tournaisian | 10 m.y. bin: | Carboniferous 1 |
| *Period: | Early/Lower Carboniferous | *Epoch: | Middle Tournaisian - Late/Upper Tournaisian |
| Key time interval: | Tournaisian | ||
| Age range of interval: | 358.90000 - 346.70000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Black Rock | Regional bed: | 4 | ||
| Regional order: | bottom to top | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: bed is 38 feet thick; top of bed is 138 feet above base of section | |||||
Lithology and environment
| Primary lithology: | shelly/skeletal,gray "limestone" |
| Lithology description: grey coarsely crinoidal brachiopod limestone, rather massive but with well-defined bedding planes | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | replaced with silica |
Collection methods and comments
| Collection excludes: | difficult macrofossils |
| Reason for describing collection: | biostratigraphic analysis |
| Taxonomic list comments:No crinoid identifications are made in the list but the rock is described as a "crinoidal brachiopod limestone". | |
Metadata
| Database number: | 8694 | ||
| Authorizer: | A. Miller | Enterer: | D. Carlson |
| Modifier: | C. Ferguson | Research group: | marine invertebrate |
| Created: | 2000-08-27 13:41:59 | Last modified: | 2004-03-13 22:45:00 |
| Access level: | the public | Released: | 2000-11-20 13:53:40 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 681. | G. W. Green, M. A. Welch, and F. B. A. Welch. 1965. Geology of the Country around Wells and Cheddar (Explanation of One-inch Geological Sheet 280, New Series). Memoirs of the Geological Survey of Great Britain (280)1-225 [A. Miller/D. Carlson/O. Alfaro] |