Nautilus Shells 4-5” Parl Chambered fire Air is moved through the

Air is moved through the many chambers to control buoyancy

Pinctada is a genus of saltwater oysters

typically in erosive settings

You will receive a random selection of 3 pieces from the collection

On deep reefs

Nautilus Shells 4-5” Parl Chambered fire Air is moved through theNautilus have a well developed nervous system and highly developed eyes. Surrounding the mouth are many tentacles. Nautilus are the only cephalopod to have a true external shell. Naturalists, mathematicians and physicists have been fascinated for years by the form of this shell. The spirally coiled, chambered shell is perfectly proportioned mathematically, a remarkable feat of natural engineering. Air is moved through the many chambers to control