BIOLOGYPHYLUMCHART - opening. Choanocytes-bring food in and...

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ANIMAL DIVERSITY- ANIMAL GROUPING Phylum Proitera Ctenophores nidarians PROTOSTOME S Platehalmint aes Annelida Mollisca e ctodysozo ans antropods Organisms Sponges Comb jellies Jelly fish Sea anemones coral Flatworms Tapeworms Planaeris flute Earthworms Leeches polycartes Snails, slugs, otupi, squid Insects Spiders Crabs shrimp Level of org Cellular Simple tissue tissue Organ system Organ System Oran system Organ Organ Coelomic Development Acoelamate acoelamate acoelamate triploblastic triploblastic triploblastic pseudo coelamate Symmetry asymetrical radial radial bilateral bilateral Bilateral bilateral bilateral Germ layers dipbloblastic Diploblastic- mesoglea Diploblastic- mesoglea triploblastic triploblastic triploblastic triploblastic triploblastic Interisting Facts Spicules (skeletal elements. Osculum-1
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Unformatted text preview: opening. Choanocytes-bring food in and out Complete digestive gut Middle jelly layer Polyp-sessile (coral) Medusa- motile (jellyfish) Communal Stinging cells 1 st brain nervous system hermaphodytes parasitic free living incomplete gut Segmented bodies Hydrostatic skeletons Closed circulatory system Coordinated movement Gas exchange-diffusion Head-foot,mantle-visceral mass Large brains Chitons, gastropods, bivalves, cephalopods Cuticle Parasictic Roundworm Not segmented Thick exoskeleton. Molting (sheding) Spericules- comes in though like tubes Subphylum none Embryonic development None Reproduction Asexual/ sexual Sexual/ asexual Sexual/ asexual Sexual/ asexual sexual sexual...
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This note was uploaded on 04/14/2010 for the course BIO 1101 taught by Professor Brewer during the Spring '10 term at Georgia State University, Atlanta.

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