Operculum papillare, the iris found in the eyes of elasmobranchs (skates, sharks, and rays)
The anterior end of the puparium in some insects, through which the adult emerges; for example the wasp Stenogastrinae
Botany
Operculum (botany), various lids and flaps pertaining to plants, algae, and fungi
See also
Dehiscence (botany), the opening of a plant structure, such as a fruit, anther, or sporangium, to release its contents
Topics referred to by the same term
This disambiguation page lists articles associated with the title Operculum. If an internal link led you here, you may wish to change the link to point directly to the intended article.