Fossil specimen : SM A 46844 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Brachiopoda Class Rhynchonellata Order Orthida |
|---|---|
| Fossil Name | McEwanella berwynensis MacGregor |
| Type Status | Holotype |
| Name History | McEwanella berwynensis MacGregor: Holotype |
| Registration No. | A 46844 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | MacGregor, A.R. |
| Held By |
 Sedgwick Museum of Earth Sciences, University of Cambridge
|
| Comments | part and counterpart : (parts a-b) |
| Country | Wales |
|---|---|
| Locality | Nant, Llanrhaiadr-ym-Mochnant, Montgomeryshire, Wales |
| Grid Reference | Not available |
| Rock Unit | Calcareous Ash |
|---|---|
| Biozone | Not available |
| Geological Age |
Llandeilian Stage (Ordovician Period) (458.4 – 460.5 Ma B.P.) [Closest ICS interval: Darriwilian Age ] |
| References | MacGregor 1961. Palaeontology vol. iv (1): p.183 pl.19 figs.11-12 (a.46, 844a), fig.9 (a.46, 844b), fig.10 (a.46, 844c) |
|---|
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