Garth, G10: Rhuddanian, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Rhynchonellata
- Orthida
- Rhipidomellidae
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Mendacella mullockiensis
(Davidson 1869)
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9 specimens | |||||||||
| mullockiensis morph | ||||||||||
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Rhynchonellata
- Orthida
- Hesperorthidae
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Dolerorthis gwalia
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1 specimen | |||||||||
| quest. ident. | ||||||||||
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Rhynchonellata
- Rhynchonellida
- Rhynchotrematidae
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Stegerhynchus pusillum
(de Sowerby and Murchison 1839)
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2 specimens | |||||||||
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Strophomenata
- Strophomenida
- Sowerbyellidae
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Anisopleurella gracilis
(Jones 1928)
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2 specimens | |||||||||
| recombined as Kozlowskites gracilis | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | Wales | County: | Powys |
| Coordinates: | 52.1° North, 3.5° West (view map) | ||||
| Paleocoordinates: | 36.6° South, 16.8° West | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | small collection |
Time
| Period: | Silurian | Epoch: | Llandovery |
| Stage: | Rhuddanian | 10 m.y. bin: | Silurian 1 |
| *Period: | Early/Lower Silurian | *Epoch: | Early/Lower Llandovery |
| *International age/stage: | Late/Upper Rhuddanian | ||
| Key time interval: | Rhuddanian | Zone: | acinaces - cyphus |
| Age range of interval: | 443.80000 - 440.80000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Member: | shelly facies | ||||
| Local section: | Garth | ||||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: No formation name. [Late Rhuddanian entered because of the listed biozone.] | |||||
Lithology and environment
| Primary lithology: | lithified sandy siltstone |
| Environment: | marine indet. |
| Geology comments: "...consists of detrital sediments, but mainly mudstones and sandstones, and with a fauna predominantly of brachiopods." | |
Taphonomy
| Modes of preservation: | body |
Collection methods and comments
| Collection excludes: | some macrofossils |
| Collection methods: | bulk,field collection |
| Reason for describing collection: | taxonomic analysis |
| Taxonomic list comments:Brachiopods only. | |
Metadata
| Database number: | 3467 | ||
| Authorizer: | J. Alroy | Enterer: | M. Sommers |
| Modifier: | C. Visaggi | Research group: | marine invertebrate |
| Created: | 1999-08-02 15:45:54 | Last modified: | 2004-03-11 16:25:07 |
| Access level: | the public | Released: | 2000-11-20 13:53:19 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 196. | J. T. Temple. 1987. Early Llandovery brachiopods of Wales. Palaeontological Society Monographs 139(572):1-137 [J. Alroy/M. Sommers/M. Uhen] |