Agrilus biguttatus is a species of beetle in the family Buprestidae, the jewel beetles. Common names include oak splendour beetle, oak buprestid beetle, and two-spotted oak borer. This beetle is known as a pest that causes damage to oak trees and is a major factor in oak decline.
Agrilus biguttatus
Damage of Acute Oak Decline shown on an Oak tree.
Image: Agrilus biguttatus larvae
Buprestidae is a family of beetles known as jewel beetles or metallic wood-boring beetles because of their glossy iridescent colors. Larvae of this family are known as flatheaded borers. The family is among the largest of the beetles, with some 15,500 species known in 775 genera. In addition, almost 100 fossil species have been described.
Buprestidae
Oak splendour beetle (Agrilus biguttatus) specimen (Agrilinae)
Eurythyrea austriaca specimen (Buprestinae)
Temognatha alternata, a Buprestinae 2.6cm long from Cooktown, Australia