Where: Wales, United Kingdom (52.0° N, 4.0° W)
• Paleocoordinates: 46.5° S, 88.4° W (Wright 2013)
• small collection-level geographic resolution
When: Didymograptus murchisoni graptolite zone, Ffairfach Flags and Grits Formation (Ffairfach Group), Late/Upper Llanvirn (463.5 - 460.9 Ma)
• Ffairfach Section Sample F9
•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
• bed-level stratigraphic resolution
Environment/lithology: transition zone or lower shoreface; lithified, calcareous siltstone
Size class: macrofossils
Collection methods: bulk, sieve
Primary reference: 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]more details
Purpose of describing collection: paleoecologic analysis
PaleoDB collection 69543: authorized by Arnold Miller, entered by Arnold Miller on 27.02.2007
Creative Commons license: CC0 (CC0)
Taxonomic list
unclassified | |
Hexactinellida | |
Hyalostelia fasicula glass sponge | |
Trilobita | |
Trilobita indet. Walch 1771 trilobite | |
Basilicus tyrannus Murchison 1839 trilobite | |
Marrolithus sp. Bancroft 1929 trilobite | |
Deuteropoda | |
Ostracoda indet. Latreille 1802 ostracod | |
Ostracoda | |
| |
Bryozoa | |
Bryozoa indet. Ehrenberg 1831 | |
Stenolaemata | |
Cryptostomata indet. Vine 1884 | |
Trepostomata indet. Ulrich 1882 | |
? Prasopora sp. Nicholson and Etheridge 1877 | |
Inarticulata | |
Rhynchonellata | |
Tissintia immatura Williams 1949 | |
Dalmanella parva Williams 1949 | |
Glyptorthis viriosa Williams 1974 | |
Strophomenata | |
Macrocoelia llandeiloensis Davidson 1871 | |
Kullervo sp. Opik 1932 | |
Triplesia edgelliana Davidson 1869 | |
Crinoidea | |
Crinoidea indet. Miller 1821 Sea lily |