ili:i45330
http:| rdf: | type | |
| skos: | definition | a hard flap serving as a cover for (a) the gill slits in fishes or (b) the opening of the shell in certain gastropods when the body is retracted |
Semantic relations
| ∴dns: | linked concept | en: operculum |
Other
| Source | http: |
∴ fully or partially logically inferred
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