setigerous


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setigerous

[sə′tij·ə·rəs]
(invertebrate zoology)
Referring to a segment with setae.
References in periodicals archive ?
11) transversal, its main body formed by anterior lobe, posterior lobe reduced to narrow transverse rim along its posterior margin; anterior margin forming broad, flattened collar, anterolateral angles obtuse; distinctly marginated laterally, lateral margin with row of almost regularly arranged long setigerous tubercles; disc with more or less longitudinal rows of long setigerous tubercles.
Scutellum: flatter than in macropterous condition, somewhat raised posteriorly; disk with evident longitudinal median carina, with recumbent setigerous tubercles.
Elytral striae represented by shallowly impressed, shining double lines, interrupted by small punctures separated by 2-3 diam of a puncture; intervals on disc with sparse, minute, simple punctures; lateral intervals with small, setigerous tubercles, setae erect and minute.
The number of setigerous segments is always 16; setigers 1-3 only have notosetae; setigers 4-15 have uncini and notosetae, aud setiger 16 only notosetae; the last segment bears a reduced parapodium which lacks setae.
The relationship of maximum clearance rate to body volume was estimated for larvae of Armandia brevis with 6 to 16 setigerous segments.
Visible abdominal sternites 2[degrees] to 4[degrees] slightly depressed at middle; 5th sternite widely convex, shiny, with scattered setiferous punctures; anal plate long, weakly concave, with a central, moderate prominence covered by setigerous granules (Fig.