Xyelid Sawfly vs Locust Borer
Side-by-side species comparison
| Attribute | Xyelid Sawfly | Locust Borer |
|---|---|---|
| Scientific Name | Xyela julii | Megacyllene robiniae |
| Order | Hymenoptera | Coleoptera |
| Family | Xyelidae | Cerambycidae |
| Size | 3-5 mm | 14-22 mm |
| Habitat | Underground | Farmland |
| Diet | Pollen Feeders | Pollen Feeders |
| Regions | Europe | Eastern and Central North America |
| Conservation | Least Concern | Least Concern |
Xyelid Sawfly
A tiny, delicate sawfly with a characteristic elongated third antennal segment. It is one of the most primitive living Hymenoptera, with fossils dating back to the Triassic.
Did You Know?
Xyelidae is the oldest extant family of Hymenoptera, with fossils known from over 200 million years ago.
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.
Did You Know?
Adults synchronize their emergence with goldenrod bloom, making autumn fields their primary mating arenas.