Eristalis alpina ( Panzer, 1798 )

Gilasian, Ebrahim, Vujić, Ante, Hauser, Martin & Parchami-Araghi, Mehrdad, 2017, New data on the Syrphidae (Diptera) of Iran, with descriptions of two new species, Zootaxa 4303 (1), pp. 27-50 : 43

Eristalis alpina ( Panzer, 1798)

Fig. 2

Examined material. IRAN, East Azerbaijan province: 1 ♂, Kaleybar, Eshlagh , 38°51′N 47°02′E, 1280 m, 9.viii.2005, leg. E. Gilasian.

Remarks. Eristalis alpina is distinguished from other Eristalis species by the following combination of characters: bee-like overall appearance; eye uniformly pilose; face shiny black medially, facial black vitta less than 1/3 as wide as face; antenna brownish-black; arista pile more than 3 times as long as its basal diameter; thorax pilosity not conceals its ground colour; anterior half of scutum dull; katepimeron bare; pterostigma short; fore femur with yellowish pile postero-laterally; hind femur swollen and arched; almost apical half of tibiae black; fore and mid tarsomeres 2–3 black; male genitalia as in Hippa et al. (2001: figures 4 and 5). This species is distributed in central and southern Europe, Tanscaucasia, Central Asia eastwards to Mongolia ( Peck 1988).

Figures

FIGURES 1 – 4. Distribution of the examined material of the collected hoverfly species in Iran. 1: ■, Pocota hyrcanica Gilasian & Hauser sp. nov.; ●, Sphiximorpha ziegleri Gilasian & Vujić sp. nov. 2: ■, Barchypalpus valgus (Panzer); ●, Cheilosia vicina (Zetterstedt); ▲, Criorhina ranunculi (Panzer); ♦, Eristalis alpina (Panzer); ♣, Eristalis pertinax (Scopoli). 3: ■, Merodon brevis Paramonov; ●, Merodon quadrinotatus (Sack); ▲, Merodon serrulatus Wiedemann; ♦, Merodon schachti Hurkmans; ♣, Merodon vandergooti Hurkmans; ♠, Merodon velox Loew. 4: ■, Neoascia annexa (Müller); ●, Palumbia eristaloides (Portschinsky); ▲, Pseudodoros nigricollis Becker.