Onny faunal assemblage 2, Onny Shale Fm., Salop: Caradoc, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Trilobita
- Corynexochida
- Styginidae
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? Eobronteus sp.
Reed 1928
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rare category | |||||||||
| originally entered as "? Eobronteus sp." | ||||||||||
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Trilobita
- Phacopida
- Calymenidae
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Flexicalymene sp.
Shirley 1936
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rare category | |||||||||
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Trilobita
- Phacopida
- Cheiruridae
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Pseudosphaerexochus sp.
(Schmidt 1881)
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rare category | |||||||||
| originally entered as "Pseudosphaeexochus sp." | ||||||||||
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Trilobita
- Olenida
- Olenidae
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Triarthrus sp.
Green 1832
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rare category | |||||||||
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Trilobita
- Trinucleida
- Raphiophoridae
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Lonchodomas sp.
Angelin 1854
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rare category | |||||||||
| originally entered as "Lochodomas sp." | ||||||||||
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Ampyxella sp.
Dean 1960
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rare category | |||||||||
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Trilobita
- Trinucleida
- Trinucleidae
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Onnia sp.
Bancroft 1933
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common category | |||||||||
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Trilobita
- Asaphida
- Remopleurididae
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Remopleurella sp.
Dean 1963
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rare category | |||||||||
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Ostracoda
- Palaeocopida
- Primitiidae
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Primitia sp.
Jones and Holl 1923
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rare category | |||||||||
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Hyolithida
- Hyolithidae
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Hyolithes sp.
d'Eichwald 1840
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rare category | |||||||||
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Lingulata
- Lingulida
- Obolidae
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Lingulella sp.
Salter 1866
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rare category | |||||||||
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Lingulata
- Lingulida
- Discinidae
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Schizotreta sp.
Kutorga 1848
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rare category | |||||||||
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Lingulata
- Lingulida
- Trematidae
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Schizocrania sp.
Hall and Whitfield 1875
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common category | |||||||||
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Strophomenata
- Strophomenida
- Christianiidae
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Christiania sp.
Hall and Clarke 1892
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rare category | |||||||||
| originally entered as "Christiana sp." | ||||||||||
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Strophomenata
- Strophomenida
- Aegiromenidae
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Sericoidea sp.
Lindström 1953
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common category | |||||||||
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Rhynchonellata
- Orthida
- Dalmanellidae
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Onniella sp.
Bancroft 1928
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present category | |||||||||
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Bivalvia
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Bivalvia indet.
Linnaeus 1758
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rare category | |||||||||
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Bivalvia
- Nuculanida
- Cucullellidae
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Nuculites sp.
Conrad 1841
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rare category | |||||||||
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Bivalvia
- Nuculida
- Praenuculidae
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Similodonta sp.
Soot-Ryen 1964
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rare category | |||||||||
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unclassified
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Phyllocariida indet.
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? specimens | |||||||||
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Pterobranchia
- Graptoloida
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Graptoloida indet.
Maletz et al. 2009
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| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | Wales |
| Coordinates: | 52.6° North, 2.6° West (view map) | ||
| Paleocoordinates: | 50.5° South, 17.1° West | ||
| Basis of coordinate: | based on political unit |
Time
| Period: | Ordovician | Epoch: | Late Ordovician |
| 10 m.y. bin: | Ordovician 4-5 | *Epoch: | Late/Upper Caradoc |
| Key time interval: | Caradoc | ||
| Age range of interval: | 458.4 - 449.6 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Onny Shale | ||||
| Stratigraphy comments: "uppermost Caradoc" |
Lithology and environment
| Primary lithology: | burrows,gray "shale" |
| Environment: | marine indet. |
| Geology comments: "bioturbated and laminated blue-gray sh. deepwater? BA6" | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | general faunal/floral analysis |
| Taxonomic list comments:"J.M. Hurst, 1979. The strat. and brachiopods of the upper part of the typ[illeg.] Caradoc of south Salop. Bull. Br. Mus. Nat. Hist. (Geol) 32:183-304. Common = 20-50%-specimens, Rare = 0-5%-specimens, Present = 5-20%-specimens" | |
Metadata
| Database number: | 348 | ||
| Authorizer: | J. Sepkoski | Enterer: | M. Sommers |
| Modifier: | J. Ju | Research group: | marine invertebrate |
| Created: | 1998-11-20 10:07:18 | Last modified: | 2017-01-04 16:33:40 |
| Access level: | the public | Released: | 1998-11-20 10:07:18 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 25875. | J. M. Hurst. 1979. The stratigraphy and brachiopods of the upper part of the type Caradoc of south Salop. Bulletin of the British Museum. Natural History. Geology Series 32:183-304 [P. Novack-Gottshall/P. Hearn/J. Ju] |