Infuscation

In`fus`ca´tion


n.1.The act of darkening, or state of being dark; darkness; obscurity.
References in periodicals archive ?
Head, thorax, and body brown with irregular grey infuscation.
1C): hyaline; light brown fumose on the apical area; forewing with blackened basal cell; costal vein relatively short and ochre; veins ochre, becoming brownish in the apical area; the extremities of the veins with dark brown markings on both sides, and with deep brown infuscation on the radial and radiomedial crossveins; ambient vein dark brown; apical area octoloculate.
Fore wings infuscate about in basal third, the infuscation becoming faint distally and hyaline in distal half and the costal cell; hind wings hyaline.
Adult botflies have morphological characteristics (hair patterns, density, and color, plus wing infuscation, and arista coloration) that allow for easier identification than larvae.
cypria Nartshuk middle of all femora and tibiae, fore coxa yellow to pale brown with indistinct infuscation on inner side; gena uniformly yellow, as wide as diameter of fore tibia (Cyprus) 6.
Superficially, the glossy, uniformly brownish-orange color, with the slight infuscation of the fastigium and wings help distinguish this genus.
5x eye stalk diameter), vague granulated structure mesally on scutum, pruinose T-cross on scutum, large rounded apical wing spot, pale 'iridescent' subapical band between apical wing spot and central infuscation, slender front femora, whitish apical four tarsal segments of front leg, brown terga, trapezoid [female] sternum 7, [female] tergum 8 and sternum 8 single sclerites, wrinkled sausage-shaped spermathecae with small tubercles, ellipse-shaped to rounded epandrium, non-articulated surstyli in lateral and posterior view club-shaped (basally strongly constricted), and (probably) low sexual dimorphism in eye span (D ~ 1.
Veins brown, membrane hyaline with very faint brown infuscation, slightly darker in region of dm-cu crossvein; dm-cu crossvein obliquely angled.