Xyelid Sawfly vs Pacific Cuckoo Wasp
Side-by-side species comparison
| Attribute | Xyelid Sawfly | Pacific Cuckoo Wasp |
|---|---|---|
| Scientific Name | Xyela julii | Chrysis pellucidula |
| Order | Hymenoptera | Hymenoptera |
| Family | Xyelidae | Chrysididae |
| Size | 3-5 mm | 6-10 mm |
| Habitat | Underground | Heathland |
| Diet | Pollen Feeders | Nectar Feeders |
| Regions | Europe | Western 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.
Pacific Cuckoo Wasp
A brightly metallic cuckoo wasp with green-blue head and thorax and a coppery red abdomen. It parasitizes solitary mason bees and wasps in the western US.
Did You Know?
It times its nest infiltration perfectly, sneaking in while the host wasp is away collecting provisions.