Siphona flavifrons Staeger, 1849

Shi, Li, Wang, Zhiwei, Ma, Rui, Wang, Yanwei & Yang, Yingang, 2025, A survey of the Calyptratae (Diptera) in the Northern Primitive Forest Region of Greater Khingan Mountains, Inner Mongolia with a checklist of fifty-five species, Zootaxa 5683 (4), pp. 451-491 : 488

Siphona flavifrons Staeger, 1849

( Figs 34‒35 )

Specimens examined. CHINA: 2♂, Inner Mongolia, Genhe City, Mangui Town, Northern Primitive Forest Region of Greater Khingan Mountains, Changliangbeishan, Houdu , burned area in 2002, Pinus sylvestris var. mongholica, Malaise trap 6, 120°56'53.20"E, 52°26'01.00"N, 985 m, 28.vii.2022, R. MA, Q.J.R. LIU.

Distribution. Palaearctic: China #, Mongolia, Austria, Denmark, Finland, France, Poland, Sweden, Netherlands, Norway, The United Kingdom, Russia (https://www.gbif.org).

Figures

FIGURE 34. Siphona flavifrons Staeger, 1849. Male.A. habitus, lateral view; B. head and thorax, prolateral view; C, D. head, lateral and dorsal view; E. thorax, dorsal view; F, G. wing, dorsal and ventral view; H, I. abdomen, lateral and dorsal view. Scale bars = 0.5 mm.

FIGURE 35. Siphona flavifrons Staeger, 1849. Male terminalia. A. sternite 5 ventral view; B, D. abdominal segments 5, 6 and terminalia, lateral and posterior view; C. abdominal segments 6 and terminalia, lateral view; E. epandrium, surstyli and cerci, posterior view; F, G, H. phallus complex, left lateral, anterior and posterior view. Scale bars = 0.2 mm.