MOLLUSKSGroup 8

Loulizerl InfanteLuke Amper

Rona BanabanaNocole Sinco

Facts

• There are over 50,000 known species of Mollusks,

• It’s body has three parts : A muscular foot for locomotion, mantle that produces the shell, and the visceral mass that contains the internal organs

Three Main Classes

• Gastropods• Bivalves• Cephalopods

Gastropods

• Commonly known as snails and slugs• Most highly diversified class in the phylum,

with 60,000 to 80,000 living snail and slug species

• Also called univalves

Bivalves

• 15,000 species• Consist of two shells attached to each other• Used their, mantle cavity to feed by trapping

suspended particles in water and for gas exchange

Cephalopods

• Meaning “Head-Feet”• Most active mollusks• Moves very fast using their arms and tentacles• Examples of these are cuttlefish, squid, and

chamber nautilus

Edible Mollusks

• Mussels• Oyster• Clam• Scallops• Snail