Hydrothassa hannoveriana

Size
3.5-5.0mm
Basic colour
Dark metallic blue and orange-yellow or reddish
Pattern colour
Dark metallic blue; pronotum with orange-yellow side margins, elytra with yellowish or reddish median longitudinal stripe and yellowish side margin. These elytral marks may fuse, especially at the rear in females; the median stripe may be broken/absent.
Number of spots
None
Pronotum
See 'pattern colour' above.
Leg colour
Dark metallic blue