from The Century Dictionary and Cyclopedia

  • n. The typical genus of Opalinidæ.
  • n. [lowercase] A species of this genus.


Sorry, no etymologies found.


  • This is seen in the Giant Amoeba (Pelomyxa), sometimes found in duck-ponds, or the beautiful Opalina, which always lives in the hind part of the frog's food-canal.

    The Outline of Science, Vol. 1 (of 4) A Plain Story Simply Told

  • The classification of the Cyemaria is much disputed; sometimes they are held to be parasitic infusoria (like the Opalina), sometimes platodes or vermalia, related to the suctorial worms or rotifers, but having degenerated through parasitism.

    The Evolution of Man — Volume 2

  • Opalina presents us with a sort of protozoan Quentin Crisp, a single-celled diva in feathers and lame, who "fibrillates through dark corridors" and discourses on the pleasures of asexual reproduction.

    Chicago Reader


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