Fossil specimen : NMW 26.135.G292 – Holotype
| Taxonomic Group |
Kingdom Animalia Phylum Brachiopoda Class Rhynchonellata Order Rhynchonellida |
|---|---|
| Fossil Name | Quadratirhynchia crassimedia depressa Ager, 1956 |
| Type Status | Holotype |
| Name History | Quadratirhynchia crassimedia depressa Ager, 1956 – See Ager (1956): Holotype Quadratirhynchia cf. crassimedia Buckman, 1918 – See Jackson (1926) |
| Registration No. | 26.135.G292 |
|---|---|
| Collector | Name not available |
| Donor or Associated Person | Jackson, J.F. |
| Held By |
 Amgueddfa Cymru - National Museum of Wales
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| Comments |
| Country | England |
|---|---|
| Locality | Doghouse Cliff, Seatown, Dorset |
| Grid Reference | Available from host institution |
| Rock Unit | Layer R, Beacon Limestone Formation |
|---|---|
| Biozone | spinatum |
| Geological Age |
Pliensbachian Age (Jurassic Period) (182.7 – 190.8 Ma B.P.) |
| References | Ager, D V. 1956. A monograph of the British Liassic Rhynchonellidae, Part 1. Monograph of the Palaeontographical Society. London, 1-50 p.17, pl.1, figs. 8a-c. Jackson, J F. 1926. The Junction-Bed of the Middle and Upper Lias on the Dorset coast. Quarterly Journal of the Geological Society of London, Vol. 82, 490-525 p.508 |
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