Difference between revisions of "Operculum"
From dinoflaj2
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Latest revision as of 00:55, 1 September 2015
The plate or group of plates lost in archeopyle formation and bounded by the archeopyle suture. If archeopyle formation results from the loss of a group of plates, the term operculum is applied only where they remain as a unit rather than separating into opercular pieces.
