現場拍賣 12052
旅遊、科學及自然歷史
拍品 123
123
A LARGE SPLIT AMMONITE
MADAGASCAR
細節
A LARGE SPLIT AMMONITE
MADAGASCAR
Cleoniceras sp
. from the early Cretaceous (circa 135 million years ago), split and polished to reveal inner chambers of caramel-brown calcite
13½ in. (34cm.) diameter
拍品專文
A very large example of this genus.
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