Key to the species of Clausiadinychus

1. Setae on central row of dorsal shield wide, with lateral hyaline margins.......................................... 2

- Setae on central row of dorsal shield narrow, without lateral hyaline margins...................................... 3

2. Genital shield of female with anterior prolongation.................................................. C. sellnicki

- Genital shield of female without anterior prolongation......................................... C. quadricaudatus

3. Setae st4 long, longer than half of the width of the genital shield at its basal line................................... 4

- Setae st4 short, shorter than half of the width of the genital shield at its basal line......................... C. cristatus

4. Ventral idiosomal setae smooth............................................................. C. similicristatus

- Ventral idiosomal setae pilose............................................................... C. pulcherrimus