Characteristics of Animal Phyla

Characteristics of Animal Phyla - closed alimentary canal...

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Tissues? Germ Layers Symmetry Coelom? Circ. System Digest. System Segmented Deut? Prot? Porifera no N/A N/A N/A N/A choanocytes no N/A Ctenophora yes diploblastic radial no gastrovascular cavity no N/A Cnidaria yes diploblastic radial no gastrovascular cavity no N/A Platyhelminthes yes triploblastic bilateral no gastrovascular cavity no N/A Rotifera yes triploblastic bilateral pseudocoelomate open alimentary canal no protostome Lophophorates yes triploblastic bilateral coelomate open U-Shaped alimentary canal no protostome Ectoprocta yes triploblastic bilateral coelomate open U-Shaped alimentary canal no protostome Phoronida yes triploblastic bilateral coelomate open U-Shaped alimentary canal no protostome Brachiopoda yes triploblastic bilateral coelomate open U-Shaped alimentary canal no protostome Nemertea yes triploblastic bilateral acoelomate
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Unformatted text preview: closed alimentary canal no protostome Mollusca yes triploblastic bilateral reduced coelom most open alimentary canal no protostome Cephalopoda yes triploblastic bilateral coelomate closed alimentary canal no protostome Annelida yes triploblastic bilateral coelomate closed alimentary canal yes protostome Nematoda yes triploblastic bilateral pseudocoelomate none alimentary canal no protostome Arthropoda yes triploblastic bilateral coelomate open alimentary canal yes protostome Echinodermata yes triploblastic bilateral coelomate none, water vascular most w/alimentary canal no deuterostome Chordata yes triploblastic bilateral coelomate closed alimentary canal yes deuterostome...
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This note was uploaded on 08/31/2009 for the course BIOL 112 taught by Professor Vaughn during the Spring '08 term at Texas A&M.

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