Key to the species of Campylomma from Turkey (adapted from KONSTANTINOV et al. 2016)

1 Vesica with a single apical blade (cf. KONSTANTINOv et al. 2016: Figs 5 ‒6). On Pistacia vera . ............................... ..................................... C. lindbergi Hoberlandt, 1953

‒ Vesica with two apical blades. ....................................... 2

2 Second antennal segment in male entirely dark brown or black. ............................................................................ 3

‒ Second antennal segment in male pale with a dark ring basally or entirely pale. .................................................. 7

3 Anterior blade only slightly shorter than posterior one (cf. KONSTANTINOv et al. 2016: Figs 5 ‒6). On Salix spp. .................................. C. simillimum Jakovlev, 1882

‒ Anterior blade considerably shorter than posterior one. ................................................................................... 4

4 Posterior blade short, anterior blade small and thick (cf. KONSTANTINOv et al. 2016: Figs 5 ‒6). On Vitex agnus-castus . .............................. C. oertzenii Reuter, 1888

‒ Posterior blade distinctly elongated, anterior blade long and thin (cf. KONSTANTINOv et al. 2016: Figs 5 ‒6; ÇERÇI & KOÇAK 2017b: Fig. 2C). ................................. 5

5 Pronotum dark brown to black. On Juniperus sp. ......... .............................. C. vendicarinum Carapezza, 1991

‒ Pronotum pale. ............................................................... 6

6 Second antennal segment in female entirely black. Anterior blade of vesica almost straight, not curved at midpoint. ......................... C. diversicorne Reuter, 1878

‒ Second antennal segment in female pale with a narrow black ring basally. Anterior blade of vesica bent at midpoint, on Salix spp. ... C. annulicorne (Signoret, 1865)

7 Lateral strap of vesica apically spine-shaped, giving impression of third apical blade in lateral view. .............. 8

‒ Lateral strap of vesica not spine-shaped. ..................... 9

8 Spine-shaped lateral strap of vesica prior to anterior blade (cf. KONSTANTINOv et al. 2016: Figs 5 ‒6), on Vitex agnus-castus . .................... C. viticis Lindberg, 1948

‒ Spine-shaped lateral strap of vesica reaching apex of posterior blade (Fig. 3B), on Albizia julibrissin . ............ .................................... C. miyamotoi Yasunaga, 2001

9 Second antennal segment entirely pale colored. ..... 10

‒ Second antennal segment pale with a dark ring basally. ................................... C. verbasci (Meyer-Dür, 1843)

10 Entire clypeus contrastingly dark brown. On Populus spp. ................................. C. nigronasutum Reuter, 1878

‒ Clypeus pale and immaculate. ......................................... ............................................. C. unicolor Poppius, 1914