Yellow-headed Scoliid vs Locust Borer

Side-by-side species comparison

Attribute Yellow-headed Scoliid Locust Borer
Scientific Name Campsomeriella annulata Megacyllene robiniae
Order Hymenoptera Coleoptera
Family Scoliidae Cerambycidae
Size 20-30 mm 14-22 mm
Habitat Farmland Farmland
Diet Parasitoids Pollen Feeders
Regions South Asia, Southeast Asia Eastern and Central North America
Conservation Least Concern Least Concern

Yellow-headed Scoliid

A large dark wasp with prominent yellow head markings and smoky wings. It is a parasitoid of large scarab beetle grubs in tropical Asian soils.

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Did You Know?

It has been used in biological control programs against coconut rhinoceros beetles threatening palm plantations.

Locust Borer

A striking yellow-and-black wasp mimic that attacks black locust trees in North America. Adults appear in autumn and are commonly found on goldenrod flowers. Larval boring weakens locust trunks and can cause breakage.

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Did You Know?

Adults synchronize their emergence with goldenrod bloom, making autumn fields their primary mating arenas.