Comprehensive Description

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Description

Head. Labial palpi curved upward, the third segment shorter than the first two. Yellow ventrally, brown dorsally. Frons yellow with a transverse large brown band. Vertex and scape yellow. Male antenna yellow with dark pectinations, longest rami 3.0 x longer than segment length.  Thorax.Collar light yellow marked with two brown transverse lines located on each side of the median axis. Tegulaelight yellow with the internal side brown and with a light brownish spot centrally. Dorsal surface brown, with light yellow triangle centrally and the outer margins posteriorly light yellow. Ventral surface light yellow, very hairy. Prothorax brown. Meso- and metathorax light yellow. Legs yellow ringed with brown.  Forewing. Length: 18 mm. Ground yellow with white spot bands as follows: basal band with one white spot highlighted with brown. Postbasal, antemedian, median, postmedian and subterminal bands formed by rounded white spots intercalating between veins. Postbasal band broken The postmedian band contains a large spot between veins M1 and M2 which is out of alignment with the rest. Subterminal band does not reach the anal angle, with the last spot reduced and triangular. The wing is crossed by two narrow brown transverse lines, the longest one is wide at the costa then narrows following vein CuA2. The shorter line follows vein M1. Fringe brown.  Hindwing. White, semi-translucent; anal margin more densely scaled with yellow.  Abdomen. Light yellow both dorsally and ventrally.  Male genitalia.Tegumen triangular, large basally. Uncus elongated and rectilinear, slightly enlarged basally, bearing lateral setae except on the apical third; apex truncated. Valvae symmetrical, elongated, reaching the middle of the uncus, bearing a small, rounded protuberance near the apex. Basally, on the dorsal face, presence of two elongated, thin and symmetrical protuberances reaching the base of the uncus. Juxta reduced, trapezoidal with a small median notch. Vinculum slender. Penis straight, caecum penis reduced. Vesica large consisting of three smaller elongated lobes, lacking spines.  Female genitalia. Unknown.

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© Benoit Vincent

Source: ZooKeys

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