hypandrium

hypandrium

[hi′pan·drē·əm]
(invertebrate zoology)
A plate covering the genitalia on the ninth abdominal segment of certain male insects.
References in periodicals archive ?
corollae Faricius, epandrium small, pair of cerci bean shape attached with epandrium, pair surstyli short triangular, hypandrium apically slightly narrowed; aedeagus tubular shape, two short rounded teeth attach on posterior end
lachataoensis Garcia Aldrete & Casasola (2012), in that the distal processes of the male hypandrium are much more slender posteriorly, each process bearing a sclerotized, small acuminate projection proximally on inner side, and in having a transverse, strongly sclerotized area at the bottom of the median concavity.
It belongs to the Siphonella genus group (Kanmiya 1983), with the following characters: head much wider than long; face concave, with a linear median carina; gena narrow; frons speckled, thickly clothed with short setulae, and sparsely microtomentose universally or in reticular-form; scutum as long as wide, convex, minutely or weakly shagreened, glossy or entirely microtomentose in both sexes; male surstylus highly specialized, incrassate and semi-globose, larger than epandrium in lateral view; gonites not well demarcated; hypandrium closed (Sabrosky 1980; Kanmiya 1983; Merz 2008).
Hypandrium small, membranous, joined laterally to each clasper; phallosome apodeme long, slender, distally divided in two arms, each ending in an elliptic membranous area (Fig.
Hypandrium simple, of two parts, the posterior one generally with a median posterior concavity, and side fields of long setae on postero-lateral corners.
Hypandrium small, fused on the sides to claspers; proximal halves of these, robust, setose, distal halves slender, elongate, straight, preapically dilated, terminally acuminate (Fig.
Right lobe of hypandrium with elongate, broad left process and short, bilobed right process.
First flagellomere shorter than scape 3 and pedicel combined; hypandrium not as below --.
Congomochtherus rufinota: Tomasovic 2006: 148 (figs 6 epandrium, 7 gonocoxite & dististylus, 8 hypandrium, 9 aedeagus).
vidali broadens the diagnosis of the genus (Garcia Aldrete 2006) with the following male characters: Hypandrium with a truncate posterior projection in the middle.
Arista dorsal; hypandrium with 12 broad lateral process 11'.