Sentence Examples


  • - All known hydropolyps possess the power of reproduction by budding, and the buds produced may become either polyps or medusae.
  • Upon the polyps FIG.
  • After a time the polyps, or certain of them, produce by budding medusa-individuals, which sooner or later develop sexual elements; in some cases, however, the founder_ polyp remains solitary, that is to say, does not produce polypbuds, but only medusa-buds, from the first (Corymorpha, fig.
  • In this way the hydroid colony becomes composed of two portions of different function, the nutritive " trophosome," composed of non-sexual polyps, and the reproductive " gonosome," composed of sexual medusaindividuals, which never exercise a nutritive function while attached to the colony.
  • - Polyps from a Colony indicated in the case of the polyps of Hydractinia, magnified.
 

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