Sentence Examples

  • In some cases, any polyp of the colony may bud medusae; in other cases, only certain polyps, the blastostyles, have this power.
  • When blastostyles are present, however, they are never enclosed FIG.
  • Trophosome encrusting with hydranths of Bougainvillea-type, polyps differentiated into blastostyles, gastrozoids and dactylozoids; gonosome free medusae or gonophores.
  • The medusa-buds, as already stated, are always produced from blastostyles, reduced non-nutritive polyps without mouth or tentacles.
  • The blastostyles, gonophores and gonothecae furnish a series of variations which can best be considered as so many stages of evolution.

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