Key to the species of Coryssiphus

1 Males .............................................................................................. 2

- Females............................................................................................. 3

2 Total l> 5 mm, ti I vsp 7, bulbus diameter 40% of cymbium l, ti I l/w 9–10, palpal ti l / sternum l 0.7–0.8................................................................................................. Coryssiphus praeustus

- Total l 3–4 mm, ti I vsp 6, bulbus diameter 50% of cymbium l, ti I l/w 7–8, palpal ti l / sternum l 0.5–0.6................................................................................................. Coryssiphus cinerascens

3 Total l 5–7, central depression of epigyne bell-shaped, longitudinal sclerotised rims only diverging in posterior third, long axis of ST2 antero-posterior............................................................... Coryssiphus praeustus

- Total l 4–5, central depression of epigyne trapezoidal, longitudinal sclerotised rims diverging over entire length, long axis of ST2 antero-lateral.................................................................. Coryssiphus cinerascens