Orbicula

Noun

Definitions

1.NounA dorsal sclerite over a hymenopteran arolium; a hard exoskeletal feature with species-specific shape that overhangs and protects the adhesive tip of such an insect's leg and around which the claw(s) curl. Abbreviation "or" or "rb".

2.NounA discina (brachiopod).

Synonyms

opercle orbicularian discina orbiniid discophore ocoid ostracoid discinid ossicle discodrilid lernaeodiscid discid

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