The Lygaeoidea are a sizeable superfamily of true bugs, containing the seed bugs and allies. The ash-gray leaf bug family (Piesmatidae), usually placed herein, might be closer to the Aradoidea.
Footnotes
References
- (2007): An Unusual, Primitive Piesmatidae (Insecta: Heteroptera) in Cretaceous Amber from Myanmar (Burma). American Museum Novitates 3611: 1-17. DOI:10.1206/0003-0082(2008)3611[1:AUPPIH]2.0.CO;2 PDF fulltext