Fossil specimen : OUM K.00193 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Mollusca Class Cephalopoda Order Ammonitida |
|---|---|
| Fossil Name | Roloboceras annulatum Casey, 1961 |
| Type Status | Holotype |
| Name History | Roloboceras annulatum Casey, 1961 – See Casey (1961): Holotype |
| Registration No. | K.00193 |
|---|---|
| Collector | Clemes, A.W. & Jones, O. 1909 |
| Donor or Associated Person | Clemes, A.W. & Jones, O. 1910 |
| Held By |
 Oxford University Museum of Natural History
|
| Comments |
| Country | England |
|---|---|
| Locality | Atherfield, Isle of Wight, Hampshire |
| Grid Reference | Available from host institution |
| Rock Unit | Atherfield Clay Formation, Lower Lobster Bed |
|---|---|
| Biozone | Not available |
| Geological Age |
Aptian Age (Cretaceous Period) (113 – 126.3 Ma B.P.) |
| References | CASEY, R. 1961. A monograph of the Ammonoidea of the Lower Greensand. Part III. Palaeontogr. Soc. (Monogr.), 119-216, pls XXVI-XXXV. pp. 184 - 185; pl. XXXI, figs 4 a - c |
|---|
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