Tuesday, January 8, 2013

The oldest cephalopods

Nautilus - an ancient cephalopods, which began life back in the Cretaceous period. Nautilus also called pearl boats, their bodies buried in the sink. Sink spirally twisted and laterally compressed, inside is divided into the camera, the number of which increases with age. Nautilus is located in the largest, the last chamber. Non-residential "premises" filled with gas or water and shellfish are the hydrostatic unit.



In the tropical seas of the world and there are representatives of a small ancient group of cephalopods. It's like a small octopus, which in Russian is called "pearl boats"
Engraved shell placed in delicate frame, transforming them into unusual jewelry, more often - cups. The works of this kind were very popular among the Nuremberg masters of the 17th and beginning 18vv.v decoration cups, nautilus, commonly used images of mythological characters, in one way or another connected with the sea.
These shells, treated with acid solutions and turn jewelers cups in Nautilus.
Cups, Nautilus, whenever have been made ​​thanks to the extraordinary charm of the wonderful shells and always look mysterious and punishable.







































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