Home > Term: operculum
operculum
A lid or flap covering an aperture, such as the gill cover in most bony fishes; the gill cover; also the horny lid closing the aperture of various species of mollusks.
- Μέρος του λόγου: noun
- Κλάδος/Τομέας: Natural environment
- Category: Coral reefs
- Organization: NOAA
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- Grpu76
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