Eutrichota frigida (Zetterstedt, 1845)

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 : 456

Eutrichota frigida (Zetterstedt, 1845)

( Figs 3‒5 )

Specimens examined. CHINA: 6♂ 6♀, Inner Mongolia, Genhe City, Mangui Town, Northern Primitive Forest Region of Greater Khingan Mountains, Changliangbeishan, Houdu , burned area in 2002, Larix gmelinii, Malaise trap 2, 120°54'15.76"E, 52°25'31.24"N, 1032 m, 14.vii.2022, L. SHI, Z.W. WANG, R. MA .

Distribution. Palaearctic: China #, Japan, Russia, Austria, Denmark, Finland, Germany, Sweden, Norway, Latvia, Stwitzerland, The United Kingdom; Nearctic: Canada, USA ( Soós & Papp, 1986c; https://www.gbif.org; http://www.diptera.org/).

Figures

FIGURE 3. Eutrichota frigida (Zetterstedt, 1845). Male. A. habitus, lateral view; B, C, D. head, lateral, anterior and dorsal view; E. thorax, dorsal view; F, G. left hind tibia, anterior and posterior view; H, I. wing (whole and part), dorsal and ventral view; J. abdomen, lateral view; K, L. abdominal segments 5‒10, ventral and lateral view. Scale bars = 0.5 mm.

FIGURE 4. Eutrichota frigida (Zetterstedt, 1845). 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, F, G. phallus complex, right lateral, anterior and posterior view. Scale bars = 0.2 mm.

FIGURE 5. Eutrichota frigida (Zetterstedt, 1845). Female and terminalia. A. habitus, lateral view; B, C, D. head, lateral, anterior, dorsal view; E, F, G. abdomen, lateral, dorsal and ventral view; H, I, J. female terminalia, dorsal, lateral and ventral view; K. three spermathecae. Scale bars = 0.2 mm.