| Willow sawfly | |
|---|---|
| |
| Adult | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Hymenoptera |
| Suborder: | Symphyta |
| Family: | Tenthredinidae |
| Subfamily: | Nematinae |
| Genus: | Nematus |
| Species: | N. oligospilus
|
| Binomial name | |
| Nematus oligospilus Förster, 1854
| |
| Synonyms | |
|
Nematus desantisi | |
Nematus oligospilus, commonly known as the willow sawfly, is a species of sawfly in the family Tenthredinidae. Native to central and northern Europe and Asia, it was first recorded in South America in the 1980s and New Zealand in 1997, and has also been introduced to Australia, South Africa and Lesotho. Its larvae feed on the leaves of various species of willow.