Sentence Examples


  • - Porpita, seen from above, keeps the cormus at or showing the pneumatophore and exnear the surface of the panded palpons.
  • In such forms as Velella, Porpita, &c., the ancestor was an eight-rayed medusa (Disconula) which acquired a pneumatophore as an ectodermal pit on the ex-umbrella, and in which the organs (manubrium, tentacles, &c.) became secondarily multiplied, just as they do in Gastroblasta as the result of incomplete fission.
 
 

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