Zorochros (Zorochros) alysidotus

Key to species of Z. (Z.) alysidotus species group

1. Pronotum arched at anterior margin in dorsal view, strongly convex on anterior median part.......................... 2

- Pronotum not arched at anterior margin in dorsal view, weakly convex on anterior median part........................ 4

2. Anterior margin of pronotum weakly arched, lateroposterior margins of pronotum weekly sinuate at base of hind angles; tibiae of legs with longitudinal fossa at posterior part (Turan-Persian subregion: Turkmenistan, Iran)................................................................................................... Z. (Z.) kopetdaghensis Dolin 1995

- Anterior margin of pronotum distinctly arched, anteromedian part well convex and lateroposterior margins of pronotum straight at base of hind angles; tibiae of legs simple........................................................... 3

3. Frontal margin of head round; striae of elytra gradually obscured near posterior apex (Turan-Persian subregion: Syria).............................................................................. Z. (Z.) persimilis Dolin 1996

- Frontal margin of head angulate; striae of elytra complete to posterior apex (European, Mediterranean subregion and Turan- Persian subregion)......................................................... Z. (Z.) alysidotus Kiesenwetter 1858

4. Tibiae of legs simple................................................................................... 5

- Tibiae of fore legs with postero-mesal flange (Turan-Persian subregion: Tajikistan, Uzbekistan)................................................................................................... Z. (Z.) aenigmatosus Dolin 1995

5. 2nd antennomeres subequal to 1.5 times longer than 3rd; anterior margin of scutellum straight or weakly curved posteriorly..................................................................................................... 6

- 3rd antennomeres at least 2 times longer than 2nd; anterior margin of scutellum distinctly and roundly curved posteriorly (Turan-Persian subregion: Armenia, Turkey)...................................... Z. (Z.) recellatentus Dolin 1995

6. Elytra without macula.................................................................................. 7

- Elytra with maculae on posterior part of elytra (Turan-Persian subregion: Iraq)............Z. (Z.) angularis (Candèze 1869)

7. 2nd antennomere 1.2 times longer than 3rd (Fig. 2 A); scutellum flattened, anterior margin sinuate at middle (Fig. 2 E) (East-

Asian subregion: Korea)............................................................. Z. (Z.) coreanus sp. nov. - 2nd and 3rd antennomere equal in length and width (Fig. 2 B); scutellum well or moderately convex above, anterior margin straight (Fig. 2 F)..................................................................................... 8

8. Pronotum with granules large; apex of pronotal hind angles weakly truncate (Fig. 3 B) (Turan-Persian subregion: Uzbekistan, Kazakhstan)................................................................. Z. (Z.) mesasiaticus Dolin 1995

- Pronotum with granules rather small; apex of pronotal hind angles truncate (Siberian province: Mongolia).......................................................................................... Z. (Z.) murinoides Gurjeva 1963