Fossil specimen : BGS GSM102360 – Lectotype
| Taxonomic Group |
Kingdom Animalia Phylum Echinodermata Class - Order - |
|---|---|
| Fossil Name | Sphaeronites (Peritaphros) pyriformis (Forbes) |
| Type Status | Lectotype |
| Name History | Sphaeronites (Peritaphros) pyriformis (Forbes) |
| Registration No. | GSM102360 |
|---|---|
| Collector | no history |
| Donor or Associated Person | Name not available |
| Held By |
 British Geological Survey
|
| Comments | Specimen was formerly part of GSM 7432.For original label see GSM 7432. |
| Country | Wales |
|---|---|
| Locality | Rhiwlas,Bala |
| Grid Reference | Not available |
| Rock Unit | Ashgill Formation |
|---|---|
| Biozone | Not available |
| Geological Age |
Hirnantian Age (Ordovician Period) – Rawtheyan Stage (Ordovician Period) (443.8 – 447 Ma B.P.) |
| References | Mem. Geol. Surv. vol. II,pt. II pl. XXI,fig. 1a Mem. Geol. Surv. vol. III pl.20,fig. 1 Paul & Bockelie,1983,Pal.v.26,pt. 4 pg. 729 pl. 72,fig.9 Paul,1973,Pal. Soc. Mon. op cit. pg. 26-27 pl. 1f,1,6 17 |
|---|
Available Images
High resolution photographs
/BGS/P813605.JP2
3441 KB
/BGS/P813608.JP2
6184 KB
Steroscopic photographs
/BGS/P814104.JP2
3780 KB
/BGS/P814105.JP2
5859 KB
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