Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order Asaphida |
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Fossil Name | Marrolithus favus var moderatus Williams |
Type Status | Holotype |
Name History | Marrolithus favus var moderatus Williams |
Registration No. | GSM75214 |
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Collector | A. Wiliams 1947 |
Donor or Associated Person | A. Williams 1947 |
Held By | British Geological Survey |
Comments |
Country | Wales |
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Locality | Troed-y-rhiw Farm, Ffairfach |
Grid Reference | Not available |
Rock Unit | Llandeilo Flags Formation |
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Biozone | Not available |
Geological Age |
Caradoc Series (Ordovician Period) – Abereiddian Stage (Ordovician Period) (449 – 465.5 Ma B.P.) [Closest ICS interval: Late Ordovician Epoch – Darriwilian Age ] |
References | Cited Williams Geol. Mag 1948, pg.73 Used in construction of plate VI fig. 8 Whittard, WF, 1956, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" p.57 VII, fig.14 |
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