NATURAL HISTORY - POLISHED DESMOCERAS AMMONITE Cretaceous Period, Albian Stage, 113-100 million years BP An A-grade Desmoceras latidorsatum ammonite from Madagascar, polished through much of the shell to reveal the calcite preserved inside showing the dividing gas chambers known as suture patterns where the chambers meet the surface giving a zigzag pattern. 214 grams, 80mm (3 1/4"). Fine condition. [No Reserve] Provenance From the collection of the palaeontologist R. Gledhill; collected between 1930 and 1960.
NATURAL HISTORY - POLISHED DESMOCERAS AMMONITE Cretaceous Period, Albian Stage, 113-100 million years BP An A-grade Desmoceras latidorsatum ammonite from Madagascar, polished through much of the shell to reveal the calcite preserved inside showing the dividing gas chambers known as suture patterns where the chambers meet the surface giving a zigzag pattern. 214 grams, 80mm (3 1/4"). Fine condition. [No Reserve] Provenance From the collection of the palaeontologist R. Gledhill; collected between 1930 and 1960.
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.jpg "Source: Christie's")
.jpg "Source: Christie's")
