| 1 | Hind scutellar margin in dorsal view straight or nearly straight (Fig. 38); interantennal area of frons as wide as or rarely slightly narrower than its distance to eye; prescutum with 20–30 long pale fine setae and before which with 2 or 3 series of shorter ones (Fig. 28); mid tarsus with group of peg-like modified spines under segment 1 at base | Pseudolynchiacanariensis (Macquart in Webb & Berthelot, 1839) |
| – | Hind scutellar margin in dorsal view distinctly curved; interantennal area of frons always much narrower than its distance to eye; prescutum with 12–18 long, fairly robust and generally black setae and before which, with 1 or 2 series of shorter ones; mid tarsus with only pointed setae under segment 1 at base | Pseudolynchiagarzettae (Rondani, 1879) |