Fossil specimen : OUM J.29254 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Mollusca Class Bivalvia Order Ostreoida |
|---|---|
| Fossil Name | Gryphaea (Bilobissa) dilobotes Duff, 1978 |
| Type Status | Holotype |
| Name History | Gryphaea (Bilobissa) dilobotes Duff, 1978 – See Duff (1978): Holotype Gryphaea bilobata calloviense Hallam & Gould, 1975 – See Hallam & Gould (1975): Holotype |
| Registration No. | J.29254 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | Hallam, A. |
| Held By |
 Oxford University Museum of Natural History
|
| Comments |
| Country | England |
|---|---|
| Locality | Kettlethorpe, East Yorkshire |
| Grid Reference | Available from host institution |
| Rock Unit | Peterborough Member |
|---|---|
| Biozone | Sigaloceras calloviense |
| Geological Age |
Callovian Age (Jurassic Period) (163.5 – 166.1 Ma B.P.) |
| References | DUFF, K.L. 1978. Bivalvia from the English Lower Oxford Clay (Middle Jurassic). Palaeontogr. Soc. (Monogr.), 1-137, pls 1-13. p. 77 HALLAM, A. and GOULD, S. 1975. The Evolution of British and American Middle and Upper Jurassic Gryphaea; a Biometric Study. Proc. R. Soc. Lond., B, 189, 511-542. p. 514; pl. 19, figs 10 c, d |
|---|
Available Images
High resolution photographs
/OUMNH/P853399.jp2
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/OUMNH/P853402.jp2
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/OUMNH/P853403.jp2
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/OUMNH/P853404.jp2
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Steroscopic photographs
/OUMNH/P856295.jp2
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