schizorhyses n.pl. [Gr. schizein, to split; rhysos, delivering] (PORIF) Canals in the dictyonal framework that runs longitudinally or obliquely from gastroderm to the dermis and are lined by flagellated chambers.
Schmidt's layer (ARTHRO: Insecta) The zone of deposition of new cuticle during molting; the exact nature of this zone is not known.
Schwann cell (ARTHRO: Insecta) An elongate cell into which motor axons sink and become suspended by a suspensory fold; lemnoblast; neurilemma cell.
scientific name The formal nomenclatural designation of a taxon.
scissorial area (ARTHRO: Insecta) In Coleoptera, the cutting area on the mandible of a Scarabaeoidea larva; between the dentes and molar area.
scissure n. [L. scindere, to cut] 1. A cleft or split in a body or surface. 2. (ARTHRO: Chelicerata) In Acari, a relatively narrow band of soft skin that cuts the sclerotized cuticle into plates.
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