Pronotum1
- Their heads are bent down and covered by the pronotum . (wikipedia.org)
Convex2
- Head quadrate, with weakly convex eyes and long, straight temples which broaden towards the base, rostrum long and expanded towards the apex, more strongly so in the female, the dorsal surface entirely green metallic, as the vertex. (ukbeetles.co.uk)
- [15] The coccinellid prothorax (front of thorax) is broad and convex, and can cover the back of the head. (wikipedia.org)
Dark1
- Their heads are dark and heavily sclerotized . (wikipedia.org)