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Keywords from Image Description:
The Monograph of the Gymnoblastic or Tubularian Hydroids. Plate V. en Syncoryne eximia Cnidaria Hydrozoa Anthoathecata Capitata Corynidae portion of colony magnified the hydranth to the left loaded with planoblasts colony natural size planoblast shortly after liberation very much magnified and as it appears with its tentalcles