Uroleucon (Szelegiewicz, 1982)

Kanturski, Mariusz & Barjadze, Shalva, 2020, A new species of the aphid genus Uroleucon from Lebanon, with notes on the systematic positions of U. altaicum, U. bielawskii and U. mulgedii (Hemiptera: Aphididae), Zootaxa 4853 (4), pp. 548-561 : 560

Key to species of the subgenus Uroleucon with 3 setae on first tarsal segments from Palaearctic

1. SIPH completely dark.................................................................................. 2

- SIPH pale at base or for most part of its length.............................................................. 6

2. URS/HT II 1.50–1.80; cauda with 20–26 setae. On Telekia speciosa . Bulgaria, Czech Republic, Denmark, Montenegro, Poland, Romania, Slovakia, Serbia, Turkey and Ukraine............................................... Uroleucon telekiae

- URS/HT II 1.00–1.40; cauda with 7–18 setae............................................................... 3

3. SIPH/cauda 1.30–1.33; ABD TERG VIII with 2 setae. On several species of Campanula . Afghanistan, India, Tajikistan............................................................................................ U. kashmiricum

- SIPH/cauda 1.66–2.70; ABD TERG VIII with 3–7 setae...................................................... 4

4. Presiphuncular sclerites solid and large. On several species of Hieracium . Most European countries and Turkey. U. pilosellae

- Presiphuncular sclerites broken or vestigial................................................................. 5

5. URS wide, elongate wedge–shaped ( Figs 1b , 2d ); SIPH with distinctly constricted reticulation area ( Fig. 2f ); Cauda with 7–11 setae. On Serratula centauroides , Serratula sp., Stemmacantha uniflora . Korea, Mongolia, Russian Federation (Far East).................................................................................... Uroleucon mongolicum

- URS narrow, stiletto–shaped ( Figs 1a , 2c ); SIPH without distinctly constricted reticulation area ( Fig. 2e ); Cauda with 12–18 setae. On Tragopogon sp. Lebanon.............................................. Uroleucon lebanonense sp. nov.

6. URS/HT II 1.20–1.50. On Artemisia sacrorum , Artemisia sp. Mongolia, Russian Federation (Western Siberia)................................................................................................ Uroleucon dubium

- URS/HT II 0.80–1.17.................................................................................. 7

7. ANT III with 42–69 secondary rhinaria; SIPH/BL 0.23–0.27. On Lactuca spp., and (possibly) Hieracium pilosella . Southern and eastern Europe, Turkey and Iran...................................................... Uroleucon bielawskii

- ANT III with 6–11 rhinaria; SIPH/BL 0.30–0.45............................................................. 8

8. URS/HT II 0.80–0.94; SIPH/ANT III 1.10–1.25. On Cichorium intybus . Mongolia.................. Uroleucon altaicum

- URS/HT II 1.15–1.17; SIPH/ANT III 1.67-1.78. On Lactuca serriola , Mulgedium tataricum , Sonchus arvensis . Eastern Europe, Central Asia...................................................................... Uroleucon mulgedii

Figures

FIGURE 1. Comparison of apterous and alate viviparous females: (a, c) Uroleucon lebanonense, (b, d) Uroleucon mongolicum.

FIGURE 2. Comparison of apterous viviparous females main morphological differences: (a) secondary rhinaria on ANT III of Uroleucon lebanonense, (b) secondary rhinaria of ANT III of Uroleucon mongolicum, (c) URS of Uroleucon lebanonense, (d) URS of Uroleucon mongolicum, (e) SIPH of Uroleucon lebanonense, (f) SIPH of Uroleucon mongolicum, (g) cauda of Uroleucon lebanonense, (h) cauda of Uroleucon mongolicum.