Gregarinaria

1 definition found

From The Collaborative International Dictionary of English v.0.48 [gcide]:

  Gregarinae \Greg`a*ri"n[ae]\, prop. n. pl. [NL., fr. Gregarina
     the typical genus, fr. L. gregarius. See {Gregarious}.]
     (Zool.)
     An order of Protozoa, allied to the Rhizopoda, and parasitic
     in other animals, as in the earthworm, lobster, etc. When
     adult, they have a small, wormlike body inclosing a nucleus,


     but without external organs; in one of the young stages, they
     are am[oe]biform; -- called also {Gregarinida}, and
     {Gregarinaria}.
     [1913 Webster]