Dalmanella Assem Phase 2 Samp F45, Flags and Grits, Ffairfach Group: Late/Upper Llanvirn, United Kingdom
List of taxa
Where & when
Geology
Taphonomy & methods
Metadata & references
Taxonomic list
Lingulata
- Lingulida
- Paterulidae
|
|||||||
Paterula cf. bohemica
Barrande 1879
|
2 individuals | ||||||
Inarticulata
- Inarticulata
|
|||||||
Inarticulata indet.
Huxley 1869
|
11 individuals | ||||||
invalid subgroup of Brachiopoda | |||||||
Strophomenata
- Orthotetida
- Triplesiidae
|
|||||||
Triplesia edgelliana
(Davidson 1869)
|
8 individuals | ||||||
Strophomenata
- Strophomenida
- Sowerbyellidae
|
|||||||
Sowerbyella antiqua
Jones 1928
|
10 individuals | ||||||
recombined as Sowerbyella (Sowerbyella) antiqua | |||||||
Strophomenata
- Strophomenida
- Rafinesquinidae
|
|||||||
Macrocoelia llandeiloensis
(Davidson 1871)
|
11 individuals | ||||||
Rhynchonellata
- Rhynchonellida
- Trigonirhynchiidae
|
|||||||
Rostricellula triangularis
|
1 individual | ||||||
Rhynchonellata
- Orthida
- Dalmanellidae
|
|||||||
Dalmanella parva
Williams 1949
|
72 individuals | ||||||
Rhynchonellata
- Orthida
- Harknessellidae
|
|||||||
Horderleyella sp.
Bancroft 1928
|
6 individuals | ||||||
unclassified
|
|||||||
Bryozoa indet.
Ehrenberg 1831
|
5 individuals | ||||||
Stenolaemata
- Trepostomida
- Monticuliporidae
|
|||||||
? Prasopora sp.
Nicholson and Etheridge 1877
|
2 individuals | ||||||
Stenolaemata
- Trepostomata
|
|||||||
Trepostomata indet.
Ulrich 1882
|
14 individuals | ||||||
Trilobita
- Trinucleida
- Trinucleidae
|
|||||||
Marrolithus sp.
Bancroft 1929
|
2 individuals | ||||||
Trilobita
- Asaphida
- Asaphidae
|
|||||||
Basilicus tyrannus
(Murchison 1839)
|
4 individuals | ||||||
Hexactinellida
- Lyssacinosa
- Stiodermatidae
|
|||||||
Hyalostelia fasicula
|
8 individuals | ||||||
see common names |
Geography
Country: | United Kingdom |
Coordinates: | 52.0° North, 4.0° West (view map) |
Paleocoordinates: | 58.0° South, 19.7° West |
Geographic resolution: | small collection |
Time
Period: | Ordovician | Epoch: | Middle Ordovician |
Stage: | Darriwilian | 10 m.y. bin: | Ordovician 3 |
Key time interval: | Late/Upper Llanvirn | Graptolite zone: | Didymograptus murchisoni |
Age range of interval: | 461.30000 - 458.40000 m.y. ago |
Stratigraphy
Geological group: | Ffairfach | Formation: | Ffairfach Flags and Grits | ||
Local section: | Ffairfach | Local bed: | F45 | ||
Stratigraphic resolution: | bed | ||||
Stratigraphy comments: Ffairfach Section Sample F45
JA: originally entered as Lower Llandeilo and resolved to the formation level, but Upper Llanvirn according to the authors and certainly resolved to the bed level |
Lithology and environment
Primary lithology: | pebbly lithified sandstone |
Environment: | shoreface |
Taphonomy
Modes of preservation: | body |
Size of fossils: | macrofossils |
Collection methods and comments
Collection excludes: | some macrofossils |
Collection methods: | bulk,sieve |
Reason for describing collection: | paleoecologic analysis |
Taxonomic list comments:Brachiopod faunal associations |
Metadata
Database number: | 69577 | ||
Authorizer: | A. Miller | Enterer: | A. Miller |
Modifier: | P. Wagner | Research group: | marine invertebrate |
Created: | 2007-02-27 16:54:20 | Last modified: | 2018-04-13 13:55:39 |
Access level: | the public | Released: | 2007-02-27 16:54:20 |
Creative Commons license: | CC BY |
Reference information
Primary reference:
162. | A. Williams, M. G. Lockley, and J. M. Hurst. 1981. Benthic palaeocommunities represented in the Ffairfach Group and coeval Ordovician successions of Wales. Palaeontology 24(4):661-694 [A. Miller/P. Novack-Gottshall/J. Alroy] |