Key for identification of Collyria species
A key is provided for Collyria species based on and modified from Gürbüz & Kolarov (2006).
1. Lower tooth of mandible much longer than upper tooth; Vein 1cu–a in front wing antefurcal; gena very short, not conspicuous.................................................................................... C. nigricator Aubert
- Mandibular teeth of equal size; vein 1cu–a in terstitial; gena not as above......................................... 2
2. Epicnemial carina prominent in the middle (ventral view) (Fig. 6 A–C)........................................... 3
- Epicnemial carina not prominent in ventral view (Fig. 6 D).................................................... 7
3. The prominent part of epicnemial carina in ventral view as a triangular tooth (Fig. 6 A)...............................4
- The prominent part of epicnemial carina in ventral view not as a triangular tooth (Fig. 6 B–C)......................... 6
4. Upper frontolateral part of pronotum distinctly swollen and visible in dorsal view (Figs 3 C, 4C)......................................................................................... Collyria pronotalis Yurtcan & Kolarov sp. n.
- Upper frontolateral part of pronotum not swollen in dorsal view................................................ 5
5. Dorsal longitudinal carinae of propodeum parallel; face usually black............................. C. coxator (Villers)
- Dorsal longitudinal carinae of propodeum divergent behind; face with yellow marks on upper eye orbits..................................................................................................... C. orientator Aubert
6. Eyes with sparse hairs; temple matt, not punctate; epicnemial carina as in Fig. 6 B.. C. distincta Izquierdo et Rey del Castillo
- Eyes with dense hairs; temple shining and distinctly punctate; epicnemial carina as in Fig. 6 C.. C. trichophthalma (Thomson)
7. Scutellum with apical tubercle and vertical hind side; flagellum with 19 flagellomeres.. C. isparta Gürbüz and Kolarov, 2006 .
- Scutellum without apical tubercle, rounded from behind; flagellum with 21–23 flagellomeres... .. C. iberica Schmiedeknecht