Masticating Apparatus of Echinus Lividus
The organs of mastication of the Sea Urchin. Mastication, or chewing, is the process by which food is crushed and ground by teeth.
GalleriesSea Urchins and Sea Stars
Hazlitt Alva Cuppy PH.D., Editor Beauties and Wonders of Land and Sea (Springfield, OH: Mast, Crowell & Kirkpatrick, 1895)