Definition
The *genus Popillia* encompasses a group of beetles known for their destructive habits. The most famous member is the Japanese beetle (*Popillia japonica*). Both the adult beetles and their larvae are pests. They feed on a wide variety of plants. These beetles are invasive in many parts of the world. Think of *genus Popillia* as the rogues' gallery of the beetle world, a collection of unwanted invaders. They're the family of pests nobody wants around.