Fossil specimen : SM A 28940 – Paratype
| Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order Phacopida |
|---|---|
| Fossil Name | Pseudosphaerexochus tectus Ingham, 1974 |
| Type Status | Paratype |
| Name History | Pseudosphaerexochus tectus Ingham, 1974: Paratype Cheirurus octolobatus (McCoy) |
| Registration No. | A 28940 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | King, W.B.R. |
| Held By |
 Sedgwick Museum of Earth Sciences, University of Cambridge
|
| Comments |
| Country | England |
|---|---|
| Locality | Sally Brow, Sally Beck (exposures near), Murthwaite, Sedburgh (6 miles N.E.), Cautley, Westmorland, England |
| Grid Reference | Not available |
| Rock Unit | Calymene (Diacalymene marginata) Beds) |
|---|---|
| Biozone | 1 |
| Geological Age |
Cautleyan Stage (Ordovician Period) (447 – 448 Ma B.P.) [Closest ICS interval: Katian Age ] |
| References | Ingham 1974. The Upper Ordovician trilobites from the Cautley and Dent districts of Westmorland and Yorkshire Palaeontographical Society Monographs vol. ii (2): p.68 pl.13 fig.8Pt.2 King & Williams 1948. Geological Magazine vol. lxxxc, pp. 205-212 (1): p.210 |
|---|
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