Merodon serrulatus Wiedemann in Meigen, 1822

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 : 44

Merodon serrulatus Wiedemann in Meigen, 1822

Fig. 3

Examined material. IRAN, Golestan province: 1 ♂, Gorgan, Tuskaestan , 36°40′44.0″N 54°33′57.9″E, 2220 m, 6.vi.2006, leg. E. Gilasian.

Remarks. The males of M. serrulatus are distinguished from those of other Merodon species by the following combination of characters: antenna black; flagellum almost 1.9 times longer than wide; legs black; mid coxa bare posteriorly; abdomen black; abdominal tergite 2 with a pair of orange maculae laterally; tegites 2–4 with a pair of greyish pollinose fasciae. The characters of the male genitalia were illustrated in detail by Marcos-García et al. (2007). Merodon serrulatus was collected on the southern slopes of the central regions of Elburz Mountains. This species occurs in southern Europe , Romania, Ukraine eastwards to Mongolia and west Siberia, Algeria, Morocco, Syria, Israel, Jordan and Turkey (Speight 2016).

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.