INVERT_CHARACTERISTICS_CHART_Filled_in[1]

INVERT_CHARACTERISTICS_CHART_Filled_in[1] - SPONGE...

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Unformatted text preview: SPONGE JELLY PLANARIAN WORM HOOKWORM EARTHWORM SNAIL GRASSHOPER CALCAREA & SILICEA (PORIFERA) CNIDARIA PLATYHEL ­ MINTHES NEMATODA ANNELIDA MOLLUSCA ANTHROPODA NONE RADIAL BILATERAL BILATERAL BILATERAL BILATERAL BILATERAL NO TRUE TISSUES 2 LAYERS 3 LAYERS 3 LAYERS 3 LAYERS 3 LAYERS 3 LAYERS N/A N/A ACOELOMATE PSEUDO ­ COELOM COELOM COELOM COELOM NONE (INTRA CELLULAR) GASTRO ­ VASCULAR CAVITY (1 OPENING) GASTRO ­ VASCULAR CAVITY (2 OPENING) ALIMENTARY CANAL (2 OPENINGS) ALIMENTARY CANAL (2 OPENINGS) ALIMENTARY CANAL (2 OPENINGS) ALIMETARY CANAL (2 OPENINGS) Circulatory System NONE NONE NONE FLUID IN BODY CAVITY CLOSED OPEN OPEN Respiratory System BODY SURFACE BODY SURFACE BODY SURFACE BODY SURFACE BODY SURFACE GILLS, LUNGS, SURFACE SPIRACLES & TRACHEAE NONE NONE FLAME CELLS 2 LATERAL CANALS NEPHRIDIA NEPHRIDIA MALPIGHIAN TUBULES Nervous System NONE NERVE NET BRAIN AND 2 CORDS NERVE CORDS BRAIN AND VENTRAL CORD BRAIN AND VENTRAL CORD BRAIN AND VENTRAL CORD Skeletal System NONE/ SPICULES/ SPONGIN HYDRO ­ STATIC NONE HYDROSTATIC HYDROSTATIC EXOSKELETON EXOSKELETON GLIDING & UNDULATING THRASHING MOTION CREEPING & BURROWING CRAWLING ON FOOT WALKING ON JOINTED LEGS NO NONE NO NONE YES NONE NO NONE YES LEGS AQUATIC PARASITIC TERRESTRIAL AQUATIC OR TERRESTRIAL TERRESTRIAL Phylum Symmetry Tissue Layers Body Cavity Digestive System Excretory System Locomotion Segmentation Appendages Habitat NO NONE BODY CONTRAC ­ TIONS NO NONE AQUATIC AQUATIC SESSILE Adapted from Campbell’s BIOLOGY 8th Edition companion website Matering Biology ­ Chapter 33. Concept 33.5 Activity: Characteristics of Invertebrates. ...
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This note was uploaded on 09/23/2011 for the course SCI 240 taught by Professor Staff during the Spring '11 term at S.F. State.

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