Adelungiini, Baker, 1915

Mozaffarian, Fariba & Gnezdilov, Vladimir M., 2022, Leafhoppers of the tribe Adelungiini (Auchenorrhyncha: Cicadellidae: Megophthalminae) in Iran, Zootaxa 5213 (4), pp. 413-426 : 414

Key to species of tribe Adelungiini of Iran

[ Achrus prodigiosus ( Melichar, 1902) and Platyproctus impressus ( Melichar, 1902) are not included due to the lack of information on their male genitalia structure]

1. Aedeagal shaft more or less flattened ( Figs 15 a–c, 16 a–b, 17b ). Ovipositor with round apex. Subtribe Achrina .......... 2

-. Aedeagal shaft tubular-shaped ( Figs 18a, b, 19a, b , 20a, b, 21a, b, 22a, b, 23a, b, 24a, b ) Ovipositor with sharp apex. Subtribe Adelungiina ......................................................................................... 4

2. Frontoclypeus parallel-sided ( Fig. 4b ).Aedeagal shaft strongly flattened laterally ( Fig. 17b ). Style with inner and outer processes equal in length ( Fig. 17d )............................................ Zubara lycii Al-ne’ami et Linnavuori, 1982

-. Frontoclypeus with diverging lateral margins ( Figs 1e , 2b , 3b ). Aedeagal shaft slightly flattened laterally ( Figs 15c, 16b ). Style with inner process distinctly longer than outer one ( Figs 15e, 16c )............................................... 3

3. Aedeagal shaft serrated laterally, with an apex turned down ( Figs 15a–c ). Smaller species measuring shorter than 6 mm in length................................................................... Achrus albicosta ( Kusnezov, 1929)

-. Aedeagal shaft smooth laterally, with an apex turned up ( Figs 16a, b ). Larger species measuring 6–9 mm in length................................................................................... Dalus leopardinus ( Haupt, 1917)

4. Head with an apical lamellate projection ( Figs 5a,b, 6a,b, 7 )................................................... 5

-. Head without apical lamellate projection ( Figs 8–14 )......................................................... 7

5. Apical projection of head distinctly exceeding dorsal curvature of pronotum in lateral view ( Figs 5b,7 )................. 6

-. Apical projection of head not or slightly exceeding dorsal curvature of pronotum in lateral view ( Fig. 6b )....................................................................................... Adelungia primigena Dlabola, 1984

6. Aedeagal shaft with serrated dorsal surface and with a pair of long processes in its proximal half ( Fig. 38 in Dlabola, 1984)........................................................................ Adelungia tridigitata Dlabola, 1984

-. Aedeagal shaft with smooth dorsal surface and without processes proximally, but with pair of short lateral projections apically ( Figs 18a,b ).............................................................. Adelungia elegans Melichar, 1902

7. Forewing basal fourth brown ( Fig. 9a ). Inner process of style with two subapical teeth one below the other (Fig. 45 in Dlabola, 1960b); Aedeagus with long narrow subapical process (Fig. 46 in Dlabola, 1960b)..... Melicharella basalis Dlabola, 1960

-. Forewing, style and aedeagus not as above................................................................. 8

8. Style with an inner process bifid apically ( Fig. 20c ). Aedeagal shaft serrated ventrally ( Fig. 20b )........................................................................................ Emelyanogramma proxima (Dlabola, 1960)

-. Style with an inner process not bifid. Aedeagal shaft smooth or serrated laterally................................... 9

9. Aedeagal shaft serrated laterally ( Figs 21a, 23a )............................................................ 10

-. Aedeagal shaft smooth ( Figs 22a, 24a )................................................................... 11

10. Aedeagal shaft of uniform width in ventral view, with row of denticles in its distal ¾ ( Fig. 23a ).......................................................................... Platyproctus omani ( Kameswara Rao et Ramakrishnan, 1983)

-. Aedeagal shaft slightly narrowed distally in ventral view, with denticles laterally in its distral third ( Fig. 21a ).............................................................................. Platyproctus agraphopteron Bergevin, 1932

11. Face without brown marks ( Figs 11b, 13b )................................................................ 12

-. Face richly marked with brown ( Fig. 14b )................................... Platyproctus schaeuffelei Dlabola, 1960

12. Aedeagal shaft narrowing gradually from its base towards apex in ventral view ( Fig. 24a )................................................................................................ Platyproctus roseovittatus Dlabola, 1960

-. Aedeagal shaft narrowed abruptly after its base in ventral view ( Fig. 22a )......... Platyproctus melichari ( Kusnezov, 1929)

Figures

FIGURE 1. a–e. Achrus albicosta (Kusnezov, 1929), a–d: dorsal view (a, b, e: paratypes of A. taghizadehi, c: Yazd province, d: Kerman province), e: frontal view. Scale bar: 1 mm.

FIGURE 2. a–b. Achrus prodigiosus (Melichar, 1902), syntype, a: dorsal view, b: frontal view. Scale bar: 1 mm.

FIGURES 15–19. Adelungiini, male genitalia. 15a–e: Achrus albicosta (Kusnezov, 1929): a,b: aedeagus, ventral view, c: aedeagus, lateral view, d: apex of aedeagus, lateral view, e: stylus, lateral view. 16a–f: Dalus leopardinus (Haupt, 1917): a: aedeagus, ventral view, b: aedeagus, lateral view, c: stylus, lateral view, d: subgenital plates, ventral view, e: subgenital plate, lateral view, f: pygofer and anal tube, lateral view. 17a–d: Zubara lycii Al-ne’ami et Lnnavuori, 1982: a: aedeagus, ventral view, b: aedeagus, lateral view, c: connective, ventral view, d: stylus: lateral view. 18 a–c: Adelungia elegans Melichar, 1902: a: aedeagus, ventral view, b: aedeagus, lateral view, c: stylus, lateral view. 19a–c: Adelungia primigena Dlabola, 1984: a: aedeagus, ventral view, b: aedeagus, lateral view, c: stylus, lateral view

FIGURES 20–24. Adelungiini, male genitalia: 20a–c: Emelyanogramma proxima (Dlabola, 1960): a: aedeagus, ventral view, b: aedeagus, lateral view, c: stylus, lateral view. 21a–d: Platyproctus agraphopteron Bergevin, 1932: a: aedeagus, ventral view, b: aedeagus, lateral view, c: connective, ventral view, d: stylus: lateral view. 22a–d: Platyproctus melichari (Kuznezov, 1929): a: aedeagus, ventral view, b: aedeagus, lateral view, c: genital plate, dorsal view, d: stylus: lateral view. 23a–c: Platyproctus omani (Kameswara Rao et Ramakrishnan, 1983): a: aedeagus, ventral view, b: aedeagus, lateral view, c: stylus, lateral view. 24a–c: Platyproctus roseovittatus Dlabola, 1960: a: aedeagus, ventral view, b: aedeagus, lateral view, c: stylus, lateral view.

FIGURES 3–7. Adelungiini, habitus: 3a–b: dorsal and frontal views of Dalus leopardinus (Haupt, 1917). 4 a–b: dorsal and frontal views of Zubara lycii Al-ne’ami et Lnnavuori, 1982. 5a–b: dorsal and lateral views of Adelungia elegans Melichar, 1902.6a–b: dorsal and lateral views of Adelungia primigena Dlabola, 1984. 7: lateral view of nymph Adelungia tridigitata Dlabola, 1984.Scale bar: 1 mm

FIGURES 8–14. Adelungiini, dorsal and frontal views: 8a–b: Emelyanogramma proxima (Dlabola, 1960). 9a–b: Melicharella basalis Dlabola, 1960. 10a–b: Platyproctus agraphopteron Bergevin, 1932. 11a–b: Platyproctus melichari (Kuznezov, 1929). 12a–c: Platyproctus omani (Kameswara Rao et Ramakrishnan, 1983). 13a–b: Platyproctus roseovittatus Dlabola, 1960. 14a–b Platyproctus schaeuffelei Dlabola, 1960. Scale bar: 1 mm.

FIGURES 25–40. Physico-geographical map of Iran (25) and the distribution maps of Adelungiini species in Iran 26–40: 26: Achrus albicosta (Kusnezov, 1929). 27: Achrus prodigiosus (Melichar, 1902). 28: Dalus leopardinus (Haupt, 1917). 29: Zubara lycii Al-ne’ami et Lnnavuori, 1982. 30: Adelungia elegans Melichar, 1902. 31: Adelungia primigena Dlabola, 1984. 32: Adelungia tridigitata Dlabola, 1984. 33: Emelyanogramma proxima (Dlabola, 1960). 34: Melicharella basalis Dlabola, 1960. 35: Platyproctus agraphopteron Bergevin, 1932. 36: Platyproctus impressus (Melichar, 1902). 37: Platyproctus melichari (Kuznezov, 1929). 38: Platyproctus omani (Kameswara Rao et Ramakrishnan, 1983). 39: Platyproctus roseovittatus Dlabola, 1960. 40: Platyproctus schaeuffelei Dlabola, 1960.