Key to species groups, species and subspecies of Nocarodes

1 Apical valves of penis regularly narrowing, pointed at apex; posterior margin in lateral view at most slightly concave; preapical part compressed antero-posteriorly (Figs. 82 a–89a).......................................................2

- Apical valves of penis distinctly swollen and widened in preapical part, blunt at apex; posterior margin in lateral view dis-

tinctly incised (Figs. 90 a, 775, 776)................................................. ( N. iranicus sp. group)...16 2 Apical valves of penis small and very slender, their ventral margins turn to lateral sides, preapical part strongly compressed antero-posteriorly (Figs. 82 a–88a); body of variable size, but relatively slender (Figs. 783, 805); hind tibia with 8–9 inner spines; fastigium of vertex elongated (Fig. 745)............................................................ 3

- Apical valves of penis large and stout, their ventral margins not turn to lateral sides, compressed antero-posteriorly along its length (Fig. 89 a); body small and clearly stouter (Figs. 808–809); hind tibia with 8 inner spines; fastigium of vertex short and wide (Fig. 746)..................................................................( N. aserbus sp. group)...15

3 Body relatively stouter and large (Figs. 782–783, 786–795); hind femur with a very distinct preapical notch, dorsal margin well developed, distinctly raised before the notch (Fig. 747); if preapical notch weak then body clearly larger; phallic complex large (Figs. 82–85); hind tibia with 8–9 inner spines; mesosternal lobes in male not triangular (Fig. 748)................................................................................................( N. serricollis sp. group)...4

- Body very slender and relatively small; hind femur with a weak preapical notch, dorsal margin not raised before the notch (Fig. 749); phallic complex very small (Figs. 86–88); hind tibia with 9 inner spines; mesosternal lobes in male triangular (Fig. 750)............................................................................... ( N. znojkoi sp. group)...13

4 Hind femur with well developed dorsal margin, distinctly raised just before preapical notch which is very distinct and deep (Fig. 751)...........................................................................................5

- Hind femur with low dorsal margin, preapical notch clearly weaker (Fig. 752).................................... 9

5 Frontal ridge distinctly incised just below the median ocellus (Fig. 753); fastigium of vertex more horizontal, slightly sloping; found in S. of Caucasia............................................................................... 6

- Frontal ridge slightly incised just below the median ocellus (Fig. 754); fastigium of vertex more sloping; found in N. of Caucasia................................................................................................ 7

6 Body stout and large; pronotal carinae blunt and low; slightly depressed between the median and lateral carinae (Fig. 782); dorsal margin of hind femur developed along the proximal part, not raised just before preapical notch (Fig. 755); pseudolophi on epiphallus large and very close each other, sometimes fused in the middle (Fig. 82 c); male phallic complex as in Fig. 82 a, b, c; found in Armenia, Azerbaijan, Nakhichevan and E . Turkey.................................. N. serricollis (F.-W.)

- Body slender and small; pronotal carinae very sharp and raised; strongly depressed between the median and lateral carinae (Fig. 784); dorsal margin of hind femur sharply developed, strongly raised just before preapical notch (Fig. 751); pseudolophi on epiphallus small and clearly seperated, never fused (Fig. 83 c); male phallic complex as in Fig. 83 a, b, c; found in Georgia and Azerbaijan .................................................................. .. N. sanctidavidi (Shugurov)

7 Hind femur short and broad, dorsal margin sharp, raised just before preapical notch (Fig. 756); median carina of pronotum in female clearly raised and convex, posterior end sharply projected in lateral view (Fig. 791); abdominal tergites more raised; inner and ventral surface of hind femur and hind tibia bright black............................. N. geniculatus Uvarov

- Hind femur long and narrow, dorsal margin blunt, slightly raised just before preapical notch (Fig. 757); median carina of pronotum in female slightly convex or straighter, posterior end blunt, not projected in lateral view (Figs. 787–788); abdominal tergites less raised.................................................................................... 8

8 Female vertex strongly swollen, fastigium of vertex strongly depressed (Fig. 758); pronotum almost straight in lateral view (Fig. 758); inner and ventral surfaces of hind femur black, hind tibia blackish-grey.... N. daghestanicus loripes Mistshenko

- Female vertex slightly swollen, fastigium of vertex slightly depressed (Fig. 759); pronotum convex in lateral view (Fig. 759); inner and ventral surfaces of hind femur black with red stains, hind tibia reddish-orange.................................................................................................. N. daghestanicus daghestanicus Uvarov

9 Hind femur stout, proximal part wide, dorsal margin finely serrated and relatively sinuous especially in male, preapical notch more distinct (Figs. 760–761)......................................................................... 10

- Hind femur slender, proximal part narrow and long, dorsal margin almost smooth and not sinuous, preapical notch quite weak (Fig. 762)......................................................................................... 12

10 Fastigium of vertex acute in anterior part, sharply connected to frontal ridge; frontal ridge strongly projecting just above the median ocellus (Figs. 763, 765); eye in male large, its transversal diameter distinctly greater than vertex between the eyes and clearly wider than the distance between the frontal ridge and eye in lateral view (Figs. 763, 765); pronotal and abdominal carinae sharp; abdominal tergites with small posterior projection (Figs. 794– 797)................................... 11

- Fastigium of vertex less acute in anterior part, roundly connected to frontal ridge; frontal ridge not projecting just above the median ocellus (Figs. 764, 766); eye in male small, its transversal diameter smaller than vertex between the eyes and slightly wider than the distance between the frontal ridge and eye in lateral view (Figs. 764, 766); pronotal and abdominal carinae much blunter; abdominal tergites without posterior projection (Figs. 792–793) (in male, inner and ventral surfaces of hind femur reddish-black; hind tibia pale black in proximal part, turning to red in apical 1/3; tarsus red; in female, inner surface of hind femur pale black, turning to body color apically; ventral surface body color, its inner half slightly blackish and slightly reddish basally; hind tibia dark bluish-green with yellowish spines)........................ N. corrugatus Mistshenko

11 Inner and ventral surfaces of hind femur black; hind tibia dark greyish-black in both sexes.................................................................................................... N. scabiosus scabiosus Mistshenko

- Inner surfaces of hind femur black, its dorsal margin body color, inner half of ventral surface black in female, reddish in male, its outer half body color; hind tibia in male yellowish-cream turning to light red in apical half, in female proximal part blue turning to red in apical 1/4 including spines; tarsus red........................... N. scabiosus Mistshenkoi Descamps

12 Body surface blackened without typical light band on abdomen in male (Fig. 767); inner and ventral surfaces of hind femur, hind tibia and tarsus completely black; pronotal and abdominal carinae and tubercles blunt (Fig. 800–801); frontal ridge wide, lateral margins blunt, not projecting forwards in lateral view; male phallic complex as in Fig. 85 a, b, c N. pullus (Mistshenko)

- Body of various shades of brown, with distinct typical light band on abdomen in male (Fig. 768); inner and ventral surfaces of

hind femur black with some reddish stains; hind tibia in male yellowish in basal half turning to orange-red in distal part, in female bluish in proximal part turning to red distally including spines; tarsus red in both sexes; pronotal and abdominal carinae and tubercles distinctly sharper (Fig. 798); frontal ridge narrow with sharp lateral margins, projecting farwards just above the median ocellus in lateral view; male phallic complex as in Fig. 84 a, b, c.................... N. balachowskyi Descamps 13 Median carina of pronotum with a distinct longitudinal sulcus (Fig. 769) (inner and ventral surfaces of hind femur black in both sexes; hind tibia pale black or reddish black turning to red at apex in male, blue or greenish turning to red at apex in female; tarsus red); male phallic complex as in Fig. 88 a, b, c; found in the Elburs Mts., N. Iran .......... N. ebneri Ramme

- Median carina of pronotum without longitudinal sulcus (Fig. 770)............................................ 14

14 Inner and ventral surfaces of hind femur pale black or slightly reddish; hind tibia yellowish light orange in male, blue or greenish-blue with yellow spines in female; male phallic complex as in Fig. 86 a, b, c...................... N. znojkoi Miram

- Inner and ventral surfaces of hind femur black, outer half of ventral surface body color; inner surface of hind tibia pale black with dirty yellowish spines, dorsal surface dark greenish-blue or blackish; male phallic complex as in Fig. 87 a, b, c........................................................................................... N. nanus Mistshenko

15 Median carina of pronotum in female raised, clearly convex in lateral view (Fig. 808); mesosternal interspace narrower than mesosternal lobes (Fig. 771); inner and ventral surfaces of hind femur black; inner surface of hind tibia black, dorsal surface greyish-blue....................................................................... N. aserbus Mistshenko

- Median carina of pronotum in female straighter in lateral view (Fig. 811); mesosternal interspace as wide as mesosternal lobes in female (Fig. 772); inner and ventral surfaces of hind femur pale black, ventral surface slightly reddish in female; inner surface of hind tibia black or strongly dark bluish in male, black turning to dark blue dorsally in female; male phallic complex as in Fig. 89 a, b, c..................................................................... N. nodosus Mistshenko

16 Dorsal margin of genicular lobe of hind femur raised, with sharp teeth (Fig. 773) (inner and ventral surfaces of hind femur black; inner surface of hind tibia black, dorsal surface grey like the is body color). Male unknown... N. crispus Mistshenko

- Dorsal margin of genicular lobe of hind femur low, without sharp teeth (Fig. 774)................................ 17

17 Arch of zygoma elongated, extending far beyond the posterior lobes of zygoma; apex of penis reaching to the level of arch of zygoma, its preapical part strongly widened and touching to the arch of zygoma (Fig. 776) (inner and ventral surfaces of hind femur and tibia black)............................................................................... 18

- Arch of zygoma very short and wide; apex of penis not reaching to the level of arch of zygoma, its preapical part slightly widened and not touching to the arch of zygoma (Fig. 775) (inner and ventral surfaces of hind femur and tibia black)............................................................................................. N. urmianus Ramme

18 Female body small, compressed laterally; pronotum between the median and lateral carinae strongly sloping (Fig. 777); preapical notch of hind femur very shallow (see Ramme, 1951: 291, Abb. 80, fig. 4), inner surface of hind femur blackish-grey, ventral surface dirty yellowish-grey; hind tibia and tarsus blackish-grey (Ramme, 1951). Male unknown.................................................................................................. N. keredjensis (Werner)

- Female body large, depressed dorso-ventrally; pronotum between the median and lateral carinae depressed, slightly sloping (Fig. 778); preapical notch of hind femur much more distinct (Fig. 780)........................................ 19

19 Arch of zygoma narrow, slightly raised and U-shaped basally (Fig. 90 a, b); anterior margin of pronotum in female strongly narrowed (Fig. 779); female hind femur as in Fig. 780; male phallic complex as in Fig. 90 a, b, c (inner and ventral surfaces of hind femur black; hind tibia black in male, black or blue turning to blue or greenish dorsally, rarely pink inner side of dorsal surface)............................................................................ N. iranicus (Werner)

- Arch of zygoma not raised and V-shaped basally (Fig. 776); anterior margin of pronotum in female slightly narrowed (Fig. 781); female hind femur as in Fig. 774 (inner and ventral surfaces of hind femur black; hind tibia dark bluish-green)....................................................................................... N. humerosus Mistshenko