1Department of Entomology, Faculty of Agriculture, Tarbiat Modares University, P. O. Box: 14115-336, Tehran, Iran.
2Insect Taxonomy Research Department, Iranian Research Institute of Plant Protection, Tehran 19395-1454, Iran.
3Department of Plant Protection, Faculty of Agriculture, Shahid Bahonar University, Kerman, Iran.
A survey was conducted on the fauna of the hover flies in Northern Iran in 2011. Among the collected and identified material, the genus Temnostoma Le Peletier & Serville, 1828represented by a single species, T. vespiforme (Linnaeus, 1758) is newly detected in Iran. Diagnostic characters and geographical distribution of the newly recorded species is briefly discussed.