Bill bug

BILLBUG
Billbugs do extensive damage to lawns in the state. The larvae will attack several types of grasses. It is a type of weevil, about 3/8ths inch in size, and range in color from grayish brown to black. The adults can be difficult to spot in lawns, as are the larvae, which range up to 3/8ths inch in size, and are a whitish color with a brown head capsule

Life Cycle
Adult moths fly around at night and lay eggs on grass leaves or nearby plants. The larvae feed at night on leaves and crowns and hide during the day. The larvae pupate in the soil. There can be several generations each year.