Unformatted text preview: circulatory system calcium carb. shell hydrostatic skeleton specialization of organ systems (circ.) / gills leeches earthworms Annelida present bilateral / triploblastic coelomate complete dig. tube / closed circulation segmentation (specialization of regions/ locomotion) spiders, insects crustaceans Arthropoda present bilateral / triploblastic coelomate (reduced) complete dig. tube / open circ. system jointed appendages hard cuticle - exoskeleton sea urchins, sand dollar Echinoder-mata present bilateral (larvae) radial (adults)/ triploblastic coelomate complete dig. tube / no circ. system deuterostome development endoskeleton...
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This note was uploaded on 01/18/2012 for the course BIOL L111 taught by Professor Dr.susanhengeveld during the Fall '11 term at Indiana.
- Fall '11