Yellow Ophion vs Golden Pergid Sawfly
Side-by-side species comparison
| Attribute | Yellow Ophion | Golden Pergid Sawfly |
|---|---|---|
| Scientific Name | Ophion obscuratus | Perga gravenhorstii |
| Order | Hymenoptera | Hymenoptera |
| Family | Ichneumonidae | Pergidae |
| Size | 14-18 mm | 14-22 mm |
| Habitat | Farmland | Woodlands |
| Diet | Parasitoids | Herbivores |
| Regions | Europe | Australia |
| Conservation | Least Concern | Least Concern |
Yellow Ophion
A laterally flattened, tawny-yellow parasitoid wasp active at dusk and after dark. Its larvae develop as internal parasitoids of noctuid moth caterpillars.
Did You Know?
Its laterally compressed abdomen is thought to help it slip between grass blades when searching for host caterpillars.
Golden Pergid Sawfly
A large Australian sawfly with distinctive golden-orange coloring and dark wing venation. Larvae are gregarious spitfires on eucalyptus.
Did You Know?
Female Perga sawflies show an unusual degree of parental care, standing guard over their egg masses for days to protect them from parasitoids.