Asemosyrphus
| Asemosyrphus | |
|---|---|
| Asemosyrphus polygrammus, common sickleleg, California | |
| Scientific classification | |
| Domain: | Eukaryota | 
| Kingdom: | Animalia | 
| Phylum: | Arthropoda | 
| Class: | Insecta | 
| Order: | Diptera | 
| Family: | Syrphidae | 
| Subfamily: | Eristalinae | 
| Tribe: | Eristalini | 
| Subtribe: | Helophilina | 
| Genus: | Asemosyrphus Bigot, 1882  | 
Asemosyrphus is a genus of rat-tail maggot flies in the family Syrphidae. There are three described species in Asemosyrphus. They were formerly members of the genus Lejops.