Aphidura, Hille Ris Lambers, 1955

Barjadze, Shalva, 2019, A new species of Aphidura Hille Ris Lambers, and additional data for Aphidura pakistanensis (Hemiptera: Aphididae) from Republic of Georgia, Zootaxa 4683 (3), pp. 421-430 : 428

Partial key to apterae of Aphidura on Dianthus spp.

Note: The key is modified from that of Blackman & Eastop (2019)

8 Cauda about as long as its basal width. SIPH no longer than 0.21 mm and no more than 0.6 × ANT III. Mesosternal processes small and pale, sometimes inconspicuous................. A. pakistanensis Nieto Nafría, Mier Durante & Remaudière

- Cauda longer than its basal width. SIPH longer than 0.26 mm and more than 0.60 × ANT III. Mesosternal processes pale or pigmented, always conspicuous.......................................................................... 9

9 SIPH dark and 0.94–1.28 × ANT III. URS 0.94–1.25 × HT II. Abdomen with a variably developed dorsal black patch, which is sometimes fragmented or absent........................................................................ 9a

- SIPH pale and 0.65–0.95 × ANT III. URS 0.78–0.92 × HT II. Abdomen with little or no dorsal pigmentation........................................................................................ A. pujoli Gómez-Menor Ortega

9a SIPH slightly swollen distally; Setae on ANT III and ABD TERG II–IV maximally 8–22μm, 0.4–1.0 × BD III.......................................................................................... A. picta Hille Ris Lambers

- SIPH distinctly swollen distally; Setae on ANT III and ABD TERG II–IV maximally 6–9 μm, 0.24–0.38 × BD III................................................................................................ A. jimoi sp. nov.