Cryptothyrella community: Llandovery, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Stenolaemata
- Trepostomata
- Halloporidae
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| stick bryozoans - originally entered as "? Hallopora sp." | ||||||||||
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Strophomenata
- Strophomenida
- Leptostrophiidae
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Eostropheodonta sp.
Bancroft 1949
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Rhynchonellata
- Atrypida
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Zygospirella sp.
(Nikiforova 1961)
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| originally entered as "Zygospiraella sp." | ||||||||||
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Rhynchonellata
- Orthida
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Orthida indet.
Schuchert and Cooper 1932
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| 2 genera of dalmanellids | ||||||||||
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Rhynchonellata
- Athyridida
- Meristellidae
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Cryptothyrella sp.
Cooper 1942
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Tentaculitida
- Tentaculitidae
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Gastropoda
- Murchisoniina
- Eotomariidae
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Gastropoda
- Murchisoniina
- Loxonematidae
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Anthozoa
- Rugosa
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Rugosa indet.
Milne-Edwards and Haime 1850
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| streptelasmid | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | England | County: | Ayrshire |
| Coordinates: | 55.2° North, 4.9° West (view map) | ||||
| Paleocoordinates: | 13.8° South, 74.0° West (Wright 2013) | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | local area |
Time
| Period: | Silurian | Epoch: | Llandovery |
| 10 m.y. bin: | Silurian 1 | *Epoch: | Early/Lower Llandovery |
| Key time interval: | Llandovery | ||
| Age range of interval: | 443.8 - 433.4 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Stratigraphy comments: "lower Llandovery" no formation name given |
Lithology and environment
| Primary lithology: | not reported |
| Environment: | marine indet. |
| Geology comments: "terrigenous. nearshore BA2. geosynclinal" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:"McKerrow, 1978. p.103, fig.19" | |
Metadata
| Database number: | 509 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | J. Ju | Research group: | marine invertebrate |
| Created: | 1999-01-07 11:42:20 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 1999-01-07 11:42:20 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 60994. | W. S. McKerrow. 1979. Ordovician and Silurian changes in sea level. Journal of the Geological Society 136:137-144 [M. Uhen/J. Ju/P. Wagner] |