Long Spiny Sea Urchin (Diadema antillarum (Philippi) (2863775301)

Description:

Description: Sea Urchins are small, spiny sea creatures of the class Echinoidea found in oceans all over the world. (The name urchin is an old name for the round spiny hedgehogs sea urchins resemble.) Their shell, which is also called the "test", is globular in shape and covered with spines. The size of an adult test is typically from 3 to 10 cm. Date: 22 March 2008, 08:40. Source: Long Spiny Sea Urchin (Diadema antillarum (Philippi) Uploaded by Magnus Manske. Author: Cliff from Arlington, Virginia, USA.