From the Jurassic (201-145 million years ago), the 16-inch specimen of Speetoniceras sp. split and polished to reveal internal chambers, some naturally filled with a yellow calcite, the reverse of each sealed to reveal the shell ridges, each supported on a stand.
Each: 16 x 14¹⁄₂ x 2in. (40.5 x 37 x 5cm.)

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This lot is offered by Christie Manson & Woods Ltd

Brought to you by

James Hyslop

A Christie's specialist may contact you to discuss this lot or to notify you if the condition changes prior to the sale.

jhyslop@christies.com +44 (0)20 7752 3205

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