| Sialis | |
|---|---|
| |
| Sialis lutaria | |
Scientific classification 
| |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Arthropoda |
| Class: | Insecta |
| Order: | Megaloptera |
| Family: | Sialidae |
| Subfamily: | Sialinae |
| Genus: | Sialis Latreille, 1803 |
| Species | |
| |
Sialis is a genus of alderfly belonging to the order Megaloptera family Sialidae.