| Registration No. : |
Geol.Soc.Coll. 6836 a |
Type : |
Lectotype |
| Identifications : |
| New: |
Arthropoda: Trilobita |
Trinucleus fimbriatus Murchison |
| Locality : |
Gwern-y-fach Builth Radnorshire |
| Grid Reference : |
Not available
|
Country : |
Wales |
| 1:50K map : |
196 |
|
| Chronostratigraphy : |
Abereiddian Stage
— Caradoc Series
|
| Lithostratigraphy : |
LLANDEILO FLAGS FORMATION |
| Collector / Donor : |
Available from curator
|
| References : |
| Whittard, WF, 1956, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" |
| Hughes 1971 Bull. BM. NH vol. 20 no. 4 |
| Cave, 1957, Geol. Mag. vol 94 |
| Selected Stubblefield & Whittington Int Comm Zool Nom Opinion 505 Vol 18 Part 8 Page 164 |
