Phylum Mollusca
by Raven Douglas
1. Bivalia
1.1. Body has 2 shells
1.2. Filter Feeders
1.3. They bore into woo, clay, or stone.
2. Polyplacophora
2.1. Oval shaped
2.2. Rasp like mouth helps them to eat algae off rocks
2.3. Inhabit intertida or subtidal zone. The also live on hard surfaces such as rocks.
3. Cephalopoda
3.1. Bag like body. They also have a moveable funnel
3.2. Eats small fish. They ave a two park beak. They feed by capturing their prey with their tentacles.
3.3. They will not be found in freshwater. They can be found in every region of the world's oceans. From shallows of warm, tropical seas to deep, frigid polar seas.
4. Gastropoda
4.1. Shell is secreted in eight layers
4.2. Suspension feeders
4.3. Live in gardens, deserts, great rivers and lake, intertidal and subtidal zones.
