Answer: sporocyst

AnswerCrossword Clue
SPOROCYSTSaclike larval stage of some flatworms
sporocyststage in development of trematodes that gives rise, asexually, to cercaria
sporocysta rounded, thick-walled structure produced, as by protozoans, in the process of sporulation
sporocystwalled body resulting from the multiple division of a sporozoan, which produces one or more sporozoites