Microdon auricomus Coquillett, 1898

Tian, Jing, Huo, Ke-Ke, Zhang, Chun-Tian & Ren, Bing-Zhong, 2019, Microdon dentigiganteum sp. nov. and other Microdontinae species (Diptera: Syrphidae) from Northeast China, Zootaxa 4712 (1), pp. 65-76 : 71

Microdon auricomus Coquillett, 1898

( Fig. 7C )

Microdon auricomus Coquillett, 1898 . Proc. U.S. Natl. Mus., 21(1146): 320; Peck, 1988. Cat. Palaearct. Dipt.: 227; Huang et Cheng, 2012. Fauna Sinica Insecta 50: 688.

Diagnosis. Lateral oral margins not produced. Scutum mainly long yellow pilose, except for posteromedial patches of black pile. Scutellum with deeply concave posterior margin, without calcars. Basotarsomere of proleg about 1.5 times as wide as apex of protibia. Postero-apical corner of cell r 4+5 rounded, without outward appendix. Length ratio of terga III–IV is about 1: 2.

Examined material: 1♀, Tiechashan, 500~ 950 m, Benxi , Liaoning province, 9.vii.2006, leg. Y. Zhi ( SYNU) . 1♂, Qianshan, 450~ 550 m, Anshan , Liaoning province, 22.vi.2007, leg. C.- T . Zhang ( SYNU) . 5♂, Tiechashan, 600~ 912 m, Benxi , Liaoning province, 23.vi.2009, leg. C.- T . Zhang ( SYNU) . 1♀, Changchun , 220 m, Jilin pro- vince, 9.vi.2014, leg. J. Tian (NENU) .

Figures

FIGURE 7. Habitus of adult Microdontinae from Northeast China, dorsal view. (A) Metadon spuribifasciatus, female; (B) Microdon analis, male; (C) Microdon auricomus, female; (D) Microdon ignotus, male; (E) Microdon oitanus, male. Scale bar: 5mm.