Ebrahim Gilasian - Insect Taxonomy Research Department, Iranian Research Institute of Plant Protection (IRIPP), Agricultural Research, Education and Extension Organization (AREEO), Tehran, ۱۹۳۹۵–۱۴۵۴, Iran.
Jeroen van Steenis - Syrphidae Foundation, Hof der Toekomst ۴۸, ۳۸۲۳ HX Amersfoort, The Netherlands.
Mehrdad Parchami-Araghi - Canadian National Collection of Insects, Arachnids and Nematodes, Agriculture and Agri-Food Canada, ۹۶۰ Carling Avenue, K.W.Neatby Building, Ottawa, ON, K۱A ۰C۶, Canada.

View on Scopus Six new species of the genus Eumerus Meigen, ۱۸۲۲ are here described from Iran. The new species and their four related groups are as follows: E. nadoosheni Gilasian & van Steenis sp. nov. of the Eumerus barbarus group; E. pollinipedes Gilasian & van Steenis sp. nov. of the Eumerus minotaurus group; E. effossus Gilasian & van Steenis sp. nov. and E. similis Gilasian & van Steenis sp. nov. of the Eumerus obliquus group, as well as E. intermedius Gilasian & van Steenis sp. nov. and E. khiabani Gilasian & van Steenis sp. nov. of the Eumerus ornatus group. In addition, the species E. argyropus Loew, ۱۸۴۸ and E. torsicus Grković & Vujić, ۲۰۱۵ are newly recorded from Iran. The illustrations of the male genitalia and images of the new species are provided.

Diptera, Hoverflies, new species, Syrphidae, Eristalinae, Merodontini, taxonomy