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MANUAL OF ZOOLOGY 



SECT. 



From the under side of the float hang polypes (/.), feelers, 

 groups of medusa-buds looking like bunches of grapes of 



FIG. 47. Physalia : the living animal floating on the surface of the sea. cr. crest 

 /. polype ; /. pneumatophore. (After Huxley.) 



