Key to species of Serromyia
1. Body pale yellow........................................................ S. mangrovi Delécolle & Braverman
- Body dark brown or black.............................................................................. 2
2. Thorax with darker and paler spots................................................. S. arabica Szadziewski et al.
- Thorax uniformly dark................................................................................. 3
3. Fore and mid tibiae yellow, mid femur with short and stout spines; apex of paramere blunt and slightly curved................................................................................................. S. galilaeae sp. nov.
- Fore and mid tibia brown, mid femur with bristle like long spines; apex of paramere pointed and greatly curved..................................................................................... S. diabolica Dominiak & Mathieu