Though most jewel bugs do little harm to crop plants, a few members of Scutelleridae are considered major agricultural pests.
Together with some species of stink bugs, they are collectively known as sunn pests (also spelled as senn, soun, or shüne pests) or wheat bugs.
The most economically important species of which are members of the genus Eurygaster.

Eurygaster integriceps, in particular, is a very destructive pest of cereal crops in  North Africa, the Balkans, and western and central Asia.
Other scutellerids known under the name 'sunn pest' include members of the genus Odontotarsus, among others.
Methods of control for sunn pests have included biological pest control, using wasps of the family Scelionidae from the genera Trissolcus and Ooencyrtus.

The cotton harlequin bug (Tectocoris diophthalmus) is also an important pest of cotton crops and Hibiscus.
Though most jewel bugs do little harm to crop plants, a few members of Scutelleridae are considered major agricultural pests. Together with some species of stink bugs, they are collectively known as sunn pests (also spelled as senn, soun, or shüne pests) or wheat bugs. The most economically important species of which are members of the genus Eurygaster.
Eurygaster integriceps, in particular, is a very destructive pest of cereal crops in  North Africa, the Balkans, and western and central Asia. Other scutellerids known under the name 'sunn pest' include members of the genus Odontotarsus, among others. Methods of control for sunn pests have included biological pest control, using wasps of the family Scelionidae from the genera Trissolcus and Ooencyrtus.
The cotton harlequin bug (Tectocoris diophthalmus) is also an important pest of cotton crops and Hibiscus.
Scutelleridae