• Animal Systematics, Evolution and Diversity
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• v.38 no.1
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• pp.39-41
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• 2022

A genus Hercostomoides Meuffels and Grootaert, 1997 is a small group of long-legged fly with only two recorded speices, H. indonesianus(Hollis, 1964) and H. bhartii Grichanov, 2017 in the world. They are mainly distributed in the eastern Oriental region and this is the first record of H. indonesianus distributed in Korea. This genus of the subfamily Sympycninae has the following characteristics: wing veins, R2+3 and M1+2, distinctly divergent at distal end in both sexes; propleuron with strong black seta and a few short pale setulae above fore coxa; hind femur without anterior preapical seta. Description and figures about firstly recorded species are provided.