Rory's Creek: Capitanian, Falkland Islands (Malvinas)
collected by P. Stone; M.G. Simões, F. Quaglio, L.V. Warren 2001, 2004; 2011
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
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Bivalvia
- Actinodontida
- Palaeomutelidae
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Palaeanodonta aff. dubia
(Amalitsky 1892)
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| (6 measurements) | ||||||||||
| see common names | ||||||||||
Geography
| Country: | Falkland Islands (Malvinas) |
| Coordinates: | 51.9° South, 58.9° West (view map) |
| Paleocoordinates: | 57.9° South, 38.4° West (Wright 2013) |
| Basis of coordinate: | estimated from map |
| Geographic resolution: | outcrop |
Time
| Period: | Permian | Epoch: | Guadalupian |
| Stage: | Capitanian | 10 m.y. bin: | Permian 4 |
| Key time interval: | Capitanian | ||
| Age range of interval: | 264.28 - 259.51 m.y. ago |
Stratigraphy
| Formation: | Brenton Loch | Member: | Saladero | ||
| Stratigraphic resolution: | bed | ||||
| Stratigraphy comments: All specimens were collected from a single bed located 1 m above the base of the section. | |||||
Lithology and environment
| Primary lithology: | planar lamination,gray lithified siltstone |
| Lithology description: Laminated dark-grey siltstone intercalated with mudstones and thin massive sandstones. | |
| Environment: | lacustrine indet. |
| Geology comments: Quiet-water conditions with no significant reworking by wave or current action | |
Taphonomy
| Modes of preservation: | mold/impression |
| Size of fossils: | macrofossils |
Collection methods and comments
| Collection methods: | field collection | ||
| Reason for describing collection: | taxonomic analysis | ||
| Museum repositories: | BGS | ||
| Collectors: | P. Stone; M.G. Simões, F. Quaglio, L.V. Warren | Collection dates: | 2001, 2004; 2011 |
| Collection method comments: Repository: Stone specimens in British Geological Survey Palaeontology Collection, Nottingham, UK, under the code LX1010. Simões et al. specimens at the Laboratorio de Paleontologia e Sistematica of the Institute of Geosciences, University of Sao Paulo, Brazil, under the prefix GP. | |||
Metadata
| Database number: | 136877 | ||
| Authorizer: | M. Clapham | Enterer: | M. Clapham | Research group: | freshwater |
| Created: | 2012-12-05 09:26:32 | Last modified: | 2025-02-22 15:12:02 |
| Access level: | the public | Released: | 2012-12-05 09:26:32 |
| Creative Commons license: | CC0 |
Reference information
Primary reference:
| 43757. | M. G. Simões, F. Quaglio, L. V. Warren, L. E. Anelli, P. Stone, C. Riccomini, C. H. Grohmann and M. A. C. Chamani. 2012. Permian non-marine bivalves of the Falkland Islands and their palaeoenvironmental significance. Alcheringa 36:543-554 [M. Clapham/M. Clapham] |