Fossil specimen : BGS Geol.Soc.Coll.6841 – Lectotype
| Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order Asaphida |
|---|---|
| Fossil Name | Parabasilicus powisii Murchison |
| Type Status | Lectotype |
| Name History | Parabasilicus powisii Murchison |
| Registration No. | Geol.Soc.Coll.6841 |
|---|---|
| Collector | n/k |
| Donor or Associated Person | n/k 1911 |
| Held By |
 British Geological Survey
|
| Comments |
| Country | Wales |
|---|---|
| Locality | Welshpool |
| Grid Reference | Not available |
| Rock Unit | Caradoc Rocks (Undifferentiated) |
|---|---|
| Biozone | Not available |
| Geological Age |
Caradoc Series (Ordovician Period) (449 – 458.4 Ma B.P.) [Closest ICS interval: Late Ordovician Epoch ] |
| References | Cave, 1957, Geol Mag vol. 85 p.85 Denn & Dineley,1961, Geol. Mag. vol. 98 pg 374 p.374 23,fig.9c Murchison 1854, "Siluria" IV,fig.8 Murchison, Sil. Syst 23,fig.9c Salter, 1853, Mon. Geol. Surv. Dec VII p.8 VII Williams 1948, Geol. Mag. vol. 85 p.83 |
|---|
Available Images
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