Key to Admesturius species

1 Abdomen with two longitudinal dark stripes; female genitalia as in Figs 6–7 .................... A. bitaeniatus (Figs 4–10)

- Abdomen with single median longitudinal dark area plus other dark patches; female genitalia as in Figs 13–14 ....... ......................................................................................................................................... A. schajovskoyi (Figs 11–17)