orbicula

== English == === Etymology === Diminutive of orbicle. === Noun === orbicula (plural orbiculas or orbiculae) A 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". (zoology, dated) A discina (brachiopod). ==== Derived terms ==== === References === “orbicula”, in Webster’s Revised Unabridged Dictionary, Springfield, Mass.: G. & C. Merriam, 1913, →OCLC. === Anagrams === biocular