Fossil specimen : SM A 40168 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order Phacopida |
|---|---|
| Fossil Name | Toxochasmops marri (Reed), 1894 |
| Type Status | Holotype |
| Name History | Toxochasmops marri (Reed), 1894: Holotype Phacops (Chasmops) marri Reed: Holotype |
| Registration No. | A 40168 |
|---|---|
| Collector | Marr, F.A. |
| Donor or Associated Person | Name not available |
| Held By |
 Sedgwick Museum of Earth Sciences, University of Cambridge
|
| Comments | part and counterpart : (parts a-b) |
| Country | England |
|---|---|
| Locality | Applethwaite Common, Windermere, Westmorland, England |
| Grid Reference | Not available |
| Rock Unit | Applethwaite Formation |
|---|---|
| Biozone | 2 |
| Geological Age |
Cautleyan Stage (Ordovician Period) (447 – 448 Ma B.P.) [Closest ICS interval: Katian Age ] |
| References | McNamara, K.J. 1979. Palaeontology vol. 22 (2): p.77 pl.10 fig.15 (cast of a.40168b, fig.16 (a.40168a) Reed, F.R.C. 1894. Geological Magazine vol. (4) i (1): p.241 pl. vii figs.1, 3 (a.40, 168a), fig.2 (a 40,148 b) |
|---|
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