Woodstones, Black Ven, Charmouth (Jackson collection): Obtusum, United Kingdom
collected by J. F. Jackson 1951-1953
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Insecta
- Mecoptera
- Pseudopolycentropodidae
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| Whalley 1985 | 1 specimen | |||||||||
| BMNH In 53915 (1 measurement) | ||||||||||
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Insecta
- Orthoptera
- Elcanidae
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| Whalley 1985 | 22 specimens | |||||||||
| BMNH In 59162; only holotype is specified as from this locality (1 measurement) | ||||||||||
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Insecta
- Hemiptera
- Pachymeridiidae
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Neomeridium trifurcum n. gen., n. sp.
Popov et al. 1994
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Popov et al. 1994 | 4 specimens | ||||||||
| BMNH In 59151, 51039, 53901, 64014 (1 measurement) | ||||||||||
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Insecta
- Hemiptera
- Corixidae
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| Popov et al. 1994 | 1 specimen | |||||||||
| BMNH In 59166 (1 measurement) | ||||||||||
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Insecta
- Hemiptera
- Pterocimicidae
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Pterocimex jacksoni n. gen., n. sp.
Popov et al. 1994
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Popov et al. 1994 | 4 specimens | ||||||||
| BMNH in 53909, 49589, 51048, 59359 (2 measurements) | ||||||||||
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Insecta
- Hemiptera
- Propreocoridae
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Propreocoris maculatus n. gen., n. sp.
Popov et al. 1994
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Popov et al. 1994 | 1 specimen | ||||||||
| BMNH In 59152 (2 measurements) | ||||||||||
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Insecta
- Odonata
- Anglophlebiidae
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| 1 specimen | ||||||||||
| BMNH In 51030 (1 measurement) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | United Kingdom | State/province: | England | County: | Dorset |
| Coordinates: | 50.7° North, 2.9° West (view map) | ||||
| Paleocoordinates: | 37.9° North, 10.8° East (Wright 2013) | ||||
| Basis of coordinate: | based on nearby landmark | ||||
| Geographic resolution: | outcrop |
Time
| Period: | Jurassic | Epoch: | Early Jurassic |
| Stage: | Sinemurian | 10 m.y. bin: | Jurassic 1 |
| Key time interval: | Obtusum | ||
| Age range of interval: | 199.5 - 192.9 m.y. ago |
Stratigraphy
| Geological group: | Lias | Formation: | Charmouth Mudstone | Member: | Black Ven Marl |
Lithology and environment
| Primary lithology: | lithified calcareous mudstone | ||
| Includes fossils? | Y | ||
| Lithology description: "The calcareous mudstone in which the insects are preserved varies in fineness and is frequently full of burrows…" Whalley, 1985 | |||
| Environment: | marine indet. | Tectonic setting: | passive margin |
Taphonomy
| Modes of preservation: | mold/impression,adpression,concretion |
| Size of fossils: | macrofossils,mesofossils |
Collection methods and comments
| Collection methods: | survey of museum collection | ||
| Reason for describing collection: | general faunal/floral analysis | ||
| Museum repositories: | BMNH | ||
| Collectors: | J. F. Jackson | Collection dates: | 1951-1953 |
Metadata
| Database number: | 114640 | ||
| Authorizer: | M. Clapham | Enterer: | J. Karr |
| Modifier: | M. Carrano | Research group: | paleoentomology |
| Created: | 2011-08-18 05:03:46 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2011-08-18 05:03:46 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 37131. | F. E. Zeuner. 1962. Fossil insects from the Lower Lias of Charmouth, Dorset. Bulletin of the British Museum (Natural History), Geology 7:155-171 [M. Clapham/J. Karr/M. Clapham] |
Secondary references:
| 37152 | Y. A. Popov, W. R. Dolling, and P. E. S. Whalley. 1994. British Upper Triassic and Lower Jurassic Heteroptera and Coleorrhyncha (Insecta: Hemiptera). Genus 5(4):307-347 [M. Clapham/J. Karr/P. Wagner] | |
| 37125 | P. E. S. Whalley. 1985. The systematics and palaeogeography of the Lower Jurassic insects of Dorset, England. Bulletin of the British Museum (Natural History), Geology 39(3):107-189 [M. Clapham/J. Karr/M. Clapham] |