24+ Clam Anatomy Visceral Mass. Northern hard clam, mercenaria mercenaria. Provides protection for the visceral mass.
The visceral surface is the posterior inferior surface of the liver; Other articles where visceral hump is discussed: In what kingdom is a clam?
16 intestine heart mantle visceral mass gills foot #41.
It's known that clams were already in the seas, more than one hundred thousand million years ago; The mantle is the body wall that covers the mass and creates the shell of the clam. Note how the mantle encloses the visceral mass, and creates a mantle cavity, an open space around the internal organs. They're slightly different colors and have completely different textures.