Nautilus Shells 7”+ Pearl Chambered mushroom Cat's Paw Coral may refer

Cat's Paw Coral may refer to several different species of coral: species of the genus Psammocora species of the genus Stylophora (coral)

sturdy and heavy

The Rugosa are an extinct group of corals that were abundant in Middle Ordovician to Late Permian seas

long spines that normally lie flat on the body are erected

Nautilus Shells 7”+ Pearl Chambered mushroom Cat's Paw Coral may referNautilus 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