Mollusca - Most are filter feeders Cephalopoda Most complex...

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Mollusca Characteristics Tissue level organization Triploblastic Bilateral symmetry No segmentation Coelomate Body cavity in mesoderm Marine, freshwater, and terrestrial habitats Maintenance functions Locomotion Head-Foot Feeding Complete digestive system Gas exchange Gills, lung, mantle, or body surface Elimination of wastes Mantle cavity Reproduction Classes Gastropoda Largest and most diverse Mollusca Ex.) snails and slugs Marine, freshwater, and terrestrial habitats Bivalvia
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Unformatted text preview: Most are filter feeders Cephalopoda Most complex mollusc Ex.) octopuses, squid, nautiluses Uses foot to capture prey Jet like locomotion Closed circulatory system Zebra Mussel Under class Bivalvia Habitat destruction, pollution, and invasion threaten freshwater mussels Covers fat pocketbook mussel so well where FPM can't feed Since FPM is endangered, pearl buttons are will be replaced w/ plastic buttons...
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This note was uploaded on 05/04/2008 for the course ZOO 114 taught by Professor Keane during the Spring '08 term at Miami University.

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Mollusca - Most are filter feeders Cephalopoda Most complex...

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