seta

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seta

[′sed·ə]
(biology)
A slender, usually rigid bristle or hair. Also known as chaeta.
In mosses and liverworts, the stalk of the sporophyte supporting the capsule.
References in periodicals archive ?
is recognized as a member of Alycaulini in possessing the enlarged dorsal-longitudinal ridges on the basal half of the ovipositor and the sclerotized and setose posterior margin of the male seventh tergite, diagnostic characters of the tribe.
Habitus (Figures 21-22): Head brownish red; compound eyes black, rounded, arranged transversally; vertex smooth, rectangular, with a prominent median carina; ocelli closer to each other than to compound eyes; tylus smooth and rectangular with a prominent median carina; antennae brownish red, pedicel sparsely setose, basal body of flagellum ovoid with one arista as long as pedicel; postclypeus brownish red, inflated, angulose in profile, with one longitudinal carina strongly marked and prominent, lateral grooves strongly marked; rostrum extending to mesocoxae.
17) with basal piece 0.6 times total length; median lobe 0.5 times total length, with dorsal midline carinate, midlength with lateral wings up-curved and retrose; paramere 0.6 times total length, gradually broadening and dorsoventrally compressed apically, apex obliquely subtruncate, densely setose dorsally and ventrally; ventrally separate, articulate.
2C, D) with all articles distinct, larger anteriorly; carpi sparsely setose on anteromedial corners; all propodi enlarged, each produced into proximal lobe with socket receiving tip of reflexed dactylus; long sharply pointed dactyli on pereopods 1-5, shorter and blunter dactyli on pereopods 6-7.
Thorax: Dark red-brown to black, extensively dull gold pruinose, orange and pale yellow-white setose. Mesonotum: Extensively pruinose with few small apruinose areas (small spot laterally anterior to transverse suture, V-shaped area postsuture).
Tergite-1 dorsally smooth, long, sparsely setose at secondary tubercles.
Hypandrium small, fused on the sides to claspers; proximal halves of these, robust, setose, distal halves slender, elongate, straight, preapically dilated, terminally acuminate (Fig.
"I'm , alas, sere--help me , Tyson!" / Dex in setose sopor pled; "I'm a naif, fur-faced bison-- / 'Depilate' me, taliped!" "No, sib!
Capitula homogamous or heterogamous; discoid, radiate, ligulate, or disciform; receptacle epaleate, less frequently paleate, glabrous to pubescent, alveolate, ciliate, setose to fimbriate; involucre uniseriate to multiseriate.