11/20/2017

Phylum Mollusca

General Mollusca Characteristics

  •  Coelomate, Triploblastic
  • Protostome (lophotrochozoan)
  • Cephalization
  • Complete digestive system
  • Nephridium
  • Marine, freshwater, terrestrial

Defining Characteristics of Mollusks

  • Mantle with mantle cavity
  • Shell (except where lost)
  • Visceral Mass
  • Foot
  • Radula

Odontophore moves forward, radula contacts food