Fossil specimen : SM J 3287 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Mollusca Class Cephalopoda Order Ammonitida |
|---|---|
| Fossil Name | Quenstedtoceras (Prorsiceras) gregarium (Leckenby) |
| Type Status | Holotype |
| Name History | Quenstedtoceras (Prorsiceras) gregarium (Leckenby) – See Arkell, W.J. (1939c) Prorsiceras gregarium (Bean-Leckenby) – See Buckman, S.S. (1918b): Holotype Quenstedtoceras gregarium (Bean-Leckenby) – See Buckman (1913) Ammonites gregarius Bean ms. – See Leckenby (1859) Ammonites gregarius Bean ms. |
| Registration No. | J 3287 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | Name not available |
| Held By |
 Sedgwick Museum of Earth Sciences, University of Cambridge
|
| Comments |
| Country | England |
|---|---|
| Locality | Castle Rock (S. side), Scarborough, Yorkshire, England |
| Grid Reference | Not available |
| Rock Unit | Hackness Rock |
|---|---|
| Biozone | gregarium |
| Geological Age |
Callovian Age (Jurassic Period) (163.5 – 166.1 Ma B.P.) |
| References | Arkell, W.J. 1939 c. Quarterly Journal of the Geological Society of London vol. xcv (error for vol. xvc ??) p.170 Buckman 1913. Quarterly Journal of the Geological Society of London vol. lxix pp.153, 164 Buckman, S.S. 1918 b. Yorkshire type ammonites ii part xvii p. xiv no.117 pl. cxviia figs.1-3 no. i in table of proportions Leckenby 1859. Quarterly Journal of the Geological Society of London vol. xv p.11 |
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