Light Crimson Underwing

About the Light Crimson Underwing

Catocala promissa, the light crimson underwing, is a moth of the family Erebidae. The species was first described by Michael Denis and Ignaz Schiffermüller in 1775. It can be found in Europe and Anatolia up to Armenia. C. promissa Esp. (= mneste Hbn.). Smaller than sponsa; forewing with the ground colour white dusted with pale and dark grey; the costal edge between the lines white; the basal line and streak from base below cell black; the inner line double, black, forming a bluntly rounded projection in submedian interval, generally accompanied by a diffuse black shade forming a band; space between outer and subterminal lines filled in with dark; subterminal line pale grey, zigzag, externally black-edged; median space generally paler grey, especially on costa before reniform and before outer line; reniform with blackish centre and pale grey ring, placed in a diffuse dark median shade, the spot below it generally pale grey distinctly outlined with black; hindwing crimson with broad black terminal border and narrow sinuous median band, not reaching inner margin; the sinuosity of the band varies much, appearing to be greatest in British and Hungarian... Wikipedia →