Eumerus persarum Stackelberg, 1961

Gilasian, Ebrahim, Steenis, Jeroen van & Parchami-Araghi, Mehrdad, 2020, Review of the Eumerus tricolor species group (Diptera: Syrphidae) in Iran, with description of six new species, European Journal of Taxonomy 722, pp. 106-152 : 130-132

Eumerus persarum Stackelberg, 1961

Figs 4D , 5D , 7D , 8D , 14 G–H, 16G–H

Diagnosis

Eyes pilose ( Figs 14 G–H, 16H), males holoptic ( Fig. 16G ); face white pilose; basoflagellomere orange ( Figs 14H , 16H ); scutum and scutellum shiny metallic, weakly pollinose, covered with whitish pile ( Figs 4D , 5D , 7D , 8D ); subscutellar pile fringe long and dense and with apices strongly bent medially; pleura above metacoxa pilose; legs predominantly black; metafemur enlarged; protarsus with strong setae along posterior margin, especially basitarsomere with several setae along entire posterior margin; wing extensively bare of microtrichia, also on apical half; abdomen brownish-orange ( Figs 4D , 5D ).

Material examined

Holotype

IRAN • ♀; “ Bempur Baluch. / Iran. 11.X. 955 / Tsjerbinovsky // Eumerus Holotyp. / persarum , sp. n. ’61 / Stackelberg det. // Holotypus ’60 / Eumerus / persarum Stack [red label]”; ZISP.

Other material

IRAN • 3 ♂♂, 5 ♀♀; “ IRAN: Yazd prov., June / 2018, A. Jaafari Nadooshan // Eumerus persarum / Stackelberg, 1961 // reared on Cistanche sp.”; HMIM • 1 ♂; same collection data as for preceding; JSA • 1 ♀; “ SE Iran / Bazman / 13.4.73 // Loc. no 161 / Exp. Nat. Mus. / Praha”; JSA .

Distribution

Iran (Sistan & Balouchestan prov., Bampur; Yazd prov.) ( Peck 1988).

Figures

Fig. 4. Adult habitus, ♂, dorsal view. A. Eumerus sp., Khash, Iran (HMIM). B. E. hissaricus Stackelberg, 1949, Ghoochan, Iran (HMIM). C. E. ovoformus Gilasian & van Steenis sp. nov., holotype (HMIM). D. E. persarum Stackelberg, 1961, Yazd, Iran (JSA). E. E. pilosipedes Gilasian & van Steenis sp. nov., holotype (HMIM). F. E. richteri Stackelberg, 1960, Lar, Iran (HMIM). G. E. tadzhikorum Stackelberg, 1949, Chekab Valley, Iran (JSA). H. E. vallicolus Gilasian & van Steenis sp. nov., holotype (HMIM). Scale bars = 1.0 mm.

Fig. 5. Adult habitus, ♀, dorsal view. A. Eumerus brevipilosus Gilasian & van Steenis sp. nov., paratype (HMIM). B. E. coeruleus (Becker, 1913), Ghoochan, Iran (HMIM). C. E. longitarsis Peck, 1979, Mian Jangal, Iran (JSA). D. E. persarum Stackelberg, 1961, Bazman, Iran (JSA). Scale bars = 1.0 mm.

Fig. 7.Adult habitus, ♂, lateral view. A. Eumerus sp., Khash, Iran (HMIM). B. E. hissaricus Stackelberg, 1949, Ghoochan, Iran (HMIM). C. E. ovoformus Gilasian & van Steenis sp. nov., holotype (HMIM). D. E. persarum Stackelberg, 1961, Yazd, Iran (JSA). E. E. pilosipedes Gilasian & van Steenis sp. nov., holotype (HMIM). F. E. richteri Stackelberg, 1960, Lar, Iran (HMIM). G. E. tadzhikorum Stackelberg, 1949, Chekab Valley, Iran (JSA). H. E. vallicolous Gilasian & van Steenis sp. nov., holotype (HMIM). Scale bars = 1.0 mm.

Fig. 8. A–E. Adult habitus, lateral view. F. Basicosta. A–D. Female. E–F. Male. A. Eumerus brevipilosus Gilasian & van Steenis sp. nov., paratype (HMIM). B. E. coeruleus (Becker, 1913), Ghoochan, Iran (HMIM). C. E. longitarsis Peck, 1979, Mian Jangal, Iran (JSA). D. E. persarum Stackelberg, 1961, Bazman, Iran (JSA). E. E. tricolor (Fabricius, 1798), Paleochori, Greece (JSA). F. E. tadzhikorum Stackelberg, 1949, Chekab Valley, Iran (JSA). Scale bars = 1.0 mm. Abbreviations: ac = anterodorsal costal setae; pc = posterodorsal costal setae.

Fig. 14. Head, ♀, dorsal view (A, C, E, G) and lateral view (B, D, F, H). A–B. Eumerus brevipilosus Gilasian & van Steenis sp. nov., paratype (HMIM). C–D. E. coeruleus (Becker, 1913), Ghoochan, Iran (HMIM). E–F. E. longitarsis Peck, 1979, Mian Jangal, Iran (JSA). G–H. E. persarum Stackelberg, 1961, Bazman, Iran (JSA). Scale bars = 0.5 mm.

Fig. 16. Head, ♂, dorsal view (A, C, E, G) and lateral view (B, D, F, H). A–B. Eumerus sp., Khash, Iran (HMIM). C–D. E. hissaricus Stackelberg, 1949, Ghoochan, Iran (HMIM). E–F. E. ovoformus Gilasian & van Steenis sp. nov., holotype (HMIM). G–H. E. persarum Stackelberg, 1961, Yazd, Iran (JSA). Scale bars = 0.5 mm.