Scarlet Pergid Sawfly vs Blue Horntail
Side-by-side species comparison
| Attribute | Scarlet Pergid Sawfly | Blue Horntail |
|---|---|---|
| Scientific Name | Pergagrapta polita | Sirex juvencus |
| Order | Hymenoptera | Hymenoptera |
| Family | Pergidae | Siricidae |
| Size | 10-16 mm | 12–30 mm |
| Habitat | Woodlands | Forests |
| Diet | Herbivores | Wood Feeders |
| Regions | Eastern Australia | Europe, North America, Asia |
| Conservation | Least Concern | Not Evaluated |
Scarlet Pergid Sawfly
A brightly colored Australian sawfly with a polished dark body and reddish highlights. Larvae feed on eucalyptus and are often found in clusters.
Did You Know?
The genus Pergagrapta is endemic to Australia and represents part of the remarkable radiation of pergid sawflies on that continent.
Blue Horntail
A metallic blue-black horntail wasp found across the Northern Hemisphere. It breeds in recently dead or dying spruce and fir trees.
Did You Know?
Adults sometimes emerge from milled lumber years later, boring clean round exit holes through flooring or walls.