| Registration No. : |
GSM 35282 . |
Type : |
Lectotype |
| Identifications : |
| New: |
Arthropoda: Trilobita |
Trigrypos atra |
| New: |
Arthropoda: Trilobita |
Dionide atra Salter |
| Locality : |
Ty-Obry, Port Madoc 2 |
| Grid Reference : |
Available from curator
|
Country : |
Wales |
| 1:50K map : |
|
|
| Chronostratigraphy : |
Ordovician Period
— Ordovician Period
|
| Lithostratigraphy : |
ORDOVICIAN ROCKS (UNDIFFERENTIATED) |
| Collector / Donor : |
Available from curator
|
| References : |
| Reed 1912 Geol. Mag. Page 201 |
| Salter, 1866, Mem Geol Surv Vol 3 |
| Kobayashi, 1940, Jap Journ of Geol & Geogr Vol 17 |
| Whittard, WF, 1958, Pal. Soc. Mon. "Ordovician Trilobites of the Shelve Inlier W Shropshire" |
| Figd Whittington, 1952, Journ. of Palaeont., Vol. 26, No. 1 |
