Fossil specimen : BGS GSM26404 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Mollusca Class Cephalopoda Order Ammonitida |
|---|---|
| Fossil Name | Arnioceras vetustum (Simpson) |
| Type Status | Holotype |
| Name History | Arnioceras vetustum (Simpson) |
| Registration No. | GSM26404 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | Clarkson, WB. 1913 |
| Held By |
 British Geological Survey
|
| Comments | Lower Lias (ssemicostatum zone, sensu lato). |
| Country | England |
|---|---|
| Locality | Robin Hood's Bay - N Yorks. |
| Grid Reference | Not available |
| Rock Unit | Lias Group |
|---|---|
| Biozone | Not available |
| Geological Age |
Aalenian Age (Jurassic Period) – Rhaetian Age (Triassic Period) (170.3 – 209.5 Ma B.P.) |
| References | Described by Martin Simpson 1855 Fossils of the Yorkshire Lias (1st Edition p 88 2nd Edition 1884 3rd Edition 1942 p 125 as Holotype of Ammonites vestustus Simp) p.88 Howarth MK 1962 Palaeontology Vol 5 p.103 pl15.,figs2a,b |
|---|
Available Images
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Steroscopic photographs
/BGS/P811055.jp2
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