Fossil specimen : SM A 40323 – Paralectotype
| Taxonomic Group |
Kingdom Animalia Phylum Arthropoda Class Trilobita Order - |
|---|---|
| Fossil Name | Madygenia brachypyga (Marr & Nicholson), 1888 |
| Type Status | Paralectotype |
| Name History | Madygenia brachypyga (Marr & Nicholson), 1888 – See Owens, R.M. (2004): Paralectotype Proetus brachypygus Marr & Nicholson – See Woods, H. (1891) Proetus brachypygus Marr & Nicholson – See Marr & Nicholson (1888a): Syntype |
| Registration No. | A 40323 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | Marr, J.E. |
| Held By |
 Sedgwick Museum of Earth Sciences, University of Cambridge
|
| Comments |
| Country | England |
|---|---|
| Locality | Skelgill, Ambleside, Westmorland, England |
| Grid Reference | Not available |
| Rock Unit | Upper Skelgill Bed |
|---|---|
| Biozone | A. aloniensis (Ac2) |
| Geological Age |
Llandovery Epoch (Silurian Period) (433.4 – 443.8 Ma B.P.) |
| References | Marr & Nicholson 1888 a. Quarterly Journal of the Geological Society of London vol. xliv pp.673, 725, 729 pl. xvi fig.18 (in explanation of pl.1 fig.19 on pl. xvi) Owens, R.M. 2004. Late Ordovician and Early Silurian Proetida (Trilobita) from North-Western and Central Europe. Palaeontology, 47, 557-578, 2 pls. p.571; text-fig. 1D Woods, H. 1891. Catalogue of the Type Fossils in the Woodwardian Museum, Cambridge. Henry Woods with preface by T. McKenny Hughes CUP. 180+xiv SPL: II. 16 p.151 |
|---|
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