| Registration No. : |
GSM 7433 . |
Type : |
Lectotype |
| Identifications : |
| Old: |
Echinodermata |
Sphaeronites punctatus (Forbes) |
| New: |
Echinodermata |
Eucystis punctata (Forbes) |
| Locality : |
Rhiwlas, Bala,Merionethshire |
| Grid Reference : |
Available from curator
|
Country : |
England & Wales |
| 1:50K map : |
120 |
|
| Chronostratigraphy : |
Rawtheyan Stage
— Hirnantian Age
|
| Lithostratigraphy : |
ASHGILL FORMATION |
| Collector / Donor : |
Available from curator
|
| References : |
| Mem. Geol. Surv. vol. II pt. II |
| Mem. Geol. Surv. vol. III |
| Paul,1973,pal. Soc. Mon. pg.53 |
