Davia navicula Association of the Basal Leintwardine Fm., Welsh Borderland: Ludfordian, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
|
Rhynchonellata
- Athyridida
- Dayiidae
|
|||||||
|
Dayia navicula
(Sowerby 1839)
|
|||||||
| see common names | |||||||
Geography
| Country: | United Kingdom | State/province: | England |
| Coordinates: | 52.0° North, 2.0° West (view map) | ||
| Paleocoordinates: | 26.1° South, 11.8° West | ||
| Basis of coordinate: | based on political unit | ||
| Geographic resolution: | basin |
Time
| Period: | Silurian | Epoch: | Ludlow |
| Stage: | Ludfordian | 10 m.y. bin: | Silurian 2 | *Epoch: | Late/Upper Ludlow |
| *International age/stage: | Early/Lower Ludfordian | ||
| Key time interval: | Ludfordian | ||
| Age range of interval: | 425.60000 - 423.00000 m.y. ago | ||
| * legacy (obsolete) database fields | |||
Stratigraphy
| Formation: | Lower Leintwardine |
| Stratigraphic resolution: | member |
Lithology and environment
| Primary lithology: | "limestone" |
| Secondary lithology: | calcareous siltstone |
| Lithology description: "The top of the Aymestrey Limestone facies through calcareous siltstone facies of the shelf edge region...Winnowed skeletal accumulations of moderate to high current energy...interbedded with more locally derived populations in densely packed assemblages among well-bioturbaed sediments...lower oxygen...BA 3" | |
| Environment: | marine indet. |
| Geology comments: See lithology. | |
Taphonomy
| Modes of preservation: | body |
| Size of fossils: | macrofossils |
Collection methods and comments
| Reason for describing collection: | paleoecologic analysis |
Metadata
| Database number: | 26300 | ||
| Authorizer: | M. Foote | Enterer: | M. Foote |
| Modifier: | M. Uhen | Research group: | marine invertebrate |
| Created: | 2002-10-11 14:18:35 | Last modified: | 2018-12-13 13:06:07 |
| Access level: | the public | Released: | 2002-10-11 14:18:35 |
| Creative Commons license: | CC BY |
Reference information
Primary reference:
| 6652. | L. Cherns. 1999. Faunal associations of the Lower Leintwardine Formation of the Anglo-Welsh Basin. In A. J. Boucot and J. D. Lawson (eds.), Paleocommunities--a case study from the Silurian and Lower Devonian 373-379 [M. Foote/M. Foote/M. Foote] |