Fossil specimen : BGS GSM103611 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Brachiopoda Class - Order - |
|---|---|
| Fossil Name | Rhactorthis crassa Williams |
| Type Status | Holotype |
| Name History | Rhactorthis crassa Williams |
| Registration No. | GSM103611 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | BM(NH) |
| Held By |
 British Geological Survey
|
| Comments |
| Country | Wales |
|---|---|
| Locality | Meis-meillion Farm, Craigian Bychain |
| 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 | Williams 1963, Bull BM(NH) vol.8 no.7 pl.4, fig2 |
|---|
Available Images
High resolution photographs
/BGS/P814506.JP2
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Steroscopic photographs
/BGS/P815225.JP2
8118 KB
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