Eugregarinida
Pronunciation: yū′greg-ă-rin′i-dă
Definition: An order of gregarines (subclass Gregarinia), reproducing only by sporogony, in which schizogony is absent; they are parasites of annelids and arthropods.
[eu- + L. gregarius, gregarious]
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Examples: glitazone, GI cocktail, etc.
