Aconurella quadrum ( Herrich-Schäffer, 1838 )

Tishechkin, D. Yu., 2023, Contributions to the study of the genus Aconurella Ribaut, 1948 (Homoptera: Auchenorrhyncha: Cicadellidae: Deltocephalinae: Chiasmini) of the Western Palearctic, Russian Entomological Journal 32 (1), pp. 1-11 : 8

Aconurella quadrum ( Herrich-Schäffer, 1838)

Figs 5–7 , 26–27 , 45–46, 59–60, 82–85.

DIAGNOSTIC TRAITS. Macropterous. Male and female with large diamond-shaped black spot on crown ( Figs 5–7 ).

Pygofer lobe with strongly sclerotized and densely covered with spines dorsoapical part, longitudinal semitransparent stripe in middle of distal half, and with row of denticles on posteroventral margin ( Figs 59–60 ).

DISTRIBUTION. Southeastern part of Western Europe, southern European Russia (new record), Kazakhstan, Kyrgyzstan.

REMARKS. Identification of A. quadrum is based on comparison with the drawing from the original description [ Herrich-Schäffer, 1838] ( Fig. 5 ). The drawing of the pygofer lobe in Dlabola [1956] is somewhat inaccurate.

Figures

Figs 1–15. Aconurella spp., dorsal habitus. 1–4 — A. prolixa; 5–7 — A. quadrum; 8–12 — A. diplachnis; 13–15 — A. sibirica. 1–2, 6, 8–10, 13–14 — males, 3–4, 7, 11–12, 15 — females, 5 — after Herrich-Schäffer [1838]. Рис. 1–15. Aconurella spp., вид сверху. 1–4 — A. prolixa; 5–7 — A. quadrum; 8–12 — A. diplachnis; 13–15 — A. sibirica. 1–2, 6, 8–10, 13–14 — самцы, 3–4, 7, 11–12, 15 — самки, 5 — по: Herrich-Schдffer [1838].

Figs 16–35. Aconurella spp., aedeagus, lateral view. 16–25 — A. prolixa; 26–27 — A. quadrum; 28–32 — A. diplachnis; 33–35 — A. sibirica; the localities are given under the figures. Рис. 16–35. Aconurella spp., Эдеагус, вид сбоку. 16–25 — A. prolixa; 26–27 — A. quadrum; 28–32 — A. diplachnis; 33–35 — A. sibirica; места сбора укаЗаны под рисунками.

Figs 51–68. Aconurella spp., pygofer lobe, lateral view. 51–58 — A. prolixa; 59–60 — A. quadrum; 61–64 — A. diplachnis; 65–68 — A. sibirica; the localities are given under the figures. 65 — after Vilbaste [1980], modified. Рис. 51–68. Aconurella spp., долЯ пигофора, вид сбоку. 51–58 — A. prolixa; 59–60 — A. quadrum; 61–64 — A. diplachnis; 65–68 — A. sibirica; места сбора укаЗаны под рисунками. 65 — по: Вильбасте (1980), с иЗменениЯми.