Alosterna tabacicolor

Scientific profile

Adults average 8.3 mm in body length and weigh around 0.019 g. The elytra are 5.0 mm long and 1.1 mm wide, while the pronotum is about 1.3 mm wide and 1.6 mm long. The head measures 1.3 mm across, with eyes of 0.24 mm² area. Antennae reach 6.4 mm. Wings span 6.9 mm in length and 2.5 mm in width, giving a wing area of 14.4 mm²; a low wing loading of 1.33 and an aspect ratio of 2.74 indicate it is a capable flier. The overall colour is light (lightness value 122.25), consistent with pale brown or a tobacco tint. Fine hairs are dense on the head dorsally (setae count 52.0), the ventral abdomen (46.2) and the pronotum dorsally (36.7); total body hairiness is 40.9. Sexual dimorphism is absent (score 0.0).