Abscondita promelaena

Abscondita promelaena is a species of firefly beetle found in India and Sri Lanka.

Description
The dorsum is pale brownish with pale coloured elytra without apical brown markings. Elytral apices are whitish due to aggregation of white material probably fat body. Terminal abdominal tergites are pale. The male is about 8.7 to 10.3 mm in length. The pronotum and elytra are very pale brown. Due to semitransparency of the elytra, the underlying muscles and hind wings are visible. The mouthparts and antennae are very dark brown, whereas the head is dark reddish brown. The ventral side of the prothorax and mesothorax are pale yellowish brown. Metathorax ventrum is moderately dark brown. Legs with pale brown bases, brown tibiae and tarsi. Abdomen brownish. Pronotum is 1.5 to 1.8 mm long. Aedeagal sheath consists with sternite terminated by short rounded hairy posterolateral projections. Female is 10 to 11.7 mm long and pronotum is 1.5 to 1.9 mm long.