Wainlode Cliff bonebed: Rhaetian, United Kingdom
collected by H. Strickland
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Reptilia
- Ichthyosauridae
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Ichthyosaurus sp.
Koenig 1818
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Wright 1860 | |||||||||
| vertebrae | ||||||||||
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Palaeonisciformes
- Palaeoniscidae
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Gyrolepis sp.
Agassiz 1833
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Wright 1860 | |||||||||
| teeth | ||||||||||
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Palaeonisciformes
- Birgeriidae
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Saurichthys sp.
Agassiz 1834
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Wright 1860 | |||||||||
| teeth | ||||||||||
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= Birgeria sp.
Stensiö 1919
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Macfadyen 1970 | |||||||||
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Chondrichthyes
- Synechodontiformes
- Palaeospinacidae
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Nemacanthus sp.
Agassiz 1836
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Macfadyen 1970 | |||||||||
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Chondrichthyes
- Hybodontiformes
- Acrodontidae
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Acrodus sp.
Agassiz 1834
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Macfadyen 1970 | |||||||||
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Chondrichthyes
- Hybodontiformes
- Hybodontidae
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Hybodus sp.
Agassiz 1834
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Wright 1860 | |||||||||
| teeth | ||||||||||
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Bivalvia
- Ostreida
- Pteriidae
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Avicula contorta
Portlock 1843
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Wright 1860 | |||||||||
| recombined as Rhaetavicula contorta | ||||||||||
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Bivalvia
- Cardiida
- Veneridae
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Pullastra arenicola
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Wright 1860 | |||||||||
| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | England | County: | Gloucestershire |
| Coordinates: | 51.9° North, 2.2° West (view map) | ||||
| Paleocoordinates: | 36.5° North, 0.9° East | ||||
| Basis of coordinate: | stated in text | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Triassic | Epoch: | Late/Upper Triassic |
| Stage: | Rhaetian | 10 m.y. bin: | Triassic 4 |
| Key time interval: | Rhaetian | Other zone: | Avicula contorta |
| Age range of interval: | 208.50000 - 201.40000 m.y. ago |
Stratigraphy
| Geological group: | Penarth | Formation: | Westbury |
| Local section: | Wainlode Cliff | Local bed: | Bone-bed |
| Stratigraphic resolution: | group of beds |
Lithology and environment
| Primary lithology: | current ripples,micaceous,pyritic,white lithified sandstone |
| Secondary lithology: | claystone |
| Includes fossils? | Y |
| Lithology description: "a fissile, white, micaceous sandstone, sometimes acquiring a flinty hardness. The upper surface of the bed is ripple-marked..." | |
| Environment: | marine indet. |
Taphonomy
| Modes of preservation: | body,trace |
| Size of fossils: | macrofossils |
| Abundance in sediment: | common |
| Fragmentation: | frequent |
| Spatial resolution: | parautochthonous |
Collection methods and comments
| Collection methods: | bulk,selective quarrying,surface (in situ) |
| Reason for describing collection: | biostratigraphic analysis |
| Collectors: | H. Strickland |
Metadata
| Database number: | 96616 | ||
| Authorizer: | M. Carrano | Enterer: | H. Street, M. Carrano |
| Modifier: | M. Carrano | Research group: | vertebrate |
| Created: | 2010-06-15 14:09:42 | Last modified: | 2014-10-23 12:23:22 |
| Access level: | the public | Released: | 2010-06-15 14:09:42 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 36223. | ETE | H. E. Strickland. 1842. On the occurrence of the Bristol Bone-Bed in the Lower Lias near Tewksbury. 3(83):585-588 [M. Carrano/M. Carrano] |
Secondary references:
| 53178 | W. A. Macfadyen. 1970. Geological Highlights of the West Country. A Nature Conservancy Handbook 1-296 [M. Carrano/M. Carrano/M. Carrano] | |
| 32796 | T. Wright. 1860. On the Zone of Avicula contorta, and the Lower Lias of the South of England. Quarterly Journal of the Geological Society 16:374-411 [M. Carrano/H. Street] |