Fossil specimen : BGS GSM18988 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order Asaphida |
|---|---|
| Fossil Name | Merlinia (Ogygiocaris) murchisoniae (Murchison) |
| Type Status | Holotype |
| Name History | Merlinia (Ogygiocaris) murchisoniae (Murchison) Ogyginus marginatus (Crosfield & Skeats) Stygina murchisoniae (Murchison) |
| Registration No. | GSM18988 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | Name not available |
| Held By |
 British Geological Survey
|
| Comments | With counterpart formaly GSG 4989 |
| Country | Wales |
|---|---|
| Locality | Pensarn |
| Grid Reference | Not available |
| Rock Unit | Llandeilo Rocks (Undifferentiated) |
|---|---|
| Biozone | tetragraptus |
| 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 | Murchison 1839 "Silurian System" pl.25 fig.3 Salter 1864 Pal.Soc p.15 Whittard, WF, 1963, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire, pt. VII" pl.XXXVIII fig.5,6 |
|---|
Available Images
High resolution photographs
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Steroscopic photographs
/BGS/P811206.jp2
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/BGS/P826202.JP2
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/BGS/P859242.JP2
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