Spilogona imitatrix (Malloch, 1921)

Sorokina, Vera S. & Shaikevich, Elena V., 2018, The identification of the species of the ‘ Spilogona contractifrons species-group’ and the ‘ Spilogona nitidicauda species-group’ (Diptera, Muscidae) based on morphological and molecular analysis, European Journal of Taxonomy 484, pp. 1-26 : 18

Spilogona imitatrix (Malloch, 1921)

Figs 4A, D, G , 5A, D, G

Type locality

CANADA: Labrador, Nain.

Material examined

CANADA: 2 ♀♀, Manitoba, 24 km E of Churchill, Pistol range, 58°45′ N, 93°56′ W, sweep in vegetation, 12 Jul. 2007, A. Renaud leg. ( SZMN).

RUSSIA: 1 ♁, Altai Republic, Kosh-Agach district, upper part of Naryn-Gol River, 49º49′ N, 89º32′ E, 2520 m, 15–18 Jul. 2009, T. Novgorodova leg. ( SZMN); 10 ♁♁ 6 ♀♀, Altai Republic, Kosh-Agach district, 7 km NW of Kuray, south slope of Kurayskii mountain ridge, 50°18′ N, 87°51′ E, 2588 m a.s.l., 17, 19 Jul. 2013, V. Sorokina leg. ( SZMN); 5 ♁♁ 1 ♀, Altai Republic, Kosh-Agach district, Ukok plateau, Rodonovyi spring, upper part of Zhumaly River, 49°27′ N, 88°03′ E, 2410 m a.s.l., 24 Jun. 2005, V. Sorokina leg. ( SZMN); 6 ♁♁ 2 ♀♀, Altai Republic, Kosh-Agach district, 4 km NW of Kal’dzhin-Kul’-Bas lake, 49°19′ N, 87°26′ E, 2600 m a.s.l., 17–21 Jul. 2006, V. Sorokina leg. ( SZMN); 1 ♁ 1 ♀, Altai Republic, Kosh-Agach district, 6–8 km NW of Maitobe Mountain, 49°34′ N, 87°43′ E, 2400–2700 m a.s.l., 8–10 Jul. 2006, T. Novgorodova leg. ( SZMN); 6 ♁♁ 1 ♀, Altai Republic, Ongudai district, Terektinskiy range, upper part of Bolshoi Yaloman River, 50º28′ N, 86º19′ E, 2200–2300 m a.s.l., 3 Jul. 2007, V. Sorokina leg. ( SZMN); 3 ♁♁ 5♀♀, Altai Republic, Ulagan district, environs of Dzhulukul’ lake, 50º28′ N, 89º46′ E, 2200 m a.s.l., 21 Jul. 2007, V. Sorokina leg. ( SZMN); 44 ♁♁ 23 ♀♀, Altai Republic, Ulagan district, Shapshal’skiy mountain range, 50º32′ N, 89º48′ E, 2550–2878 m a.s.l., on flowers of Schultzia crinita Spreng. , 23–25 Jul. 2007, V. Sorokina and A. Barkalov leg. ( SZMN); 1 ♁, Altai Republic, Ulagan district, Kurayskiy range, 50º20′ N, 87º45′ E, 2500–2700 m a.s.l., 3 Jul. 2008, A. Barkalov leg. ( SZMN).

Distribution

Holarctic Region; in the Palaearctic only from southern Siberia. Arcto-alpine species.

Figures

Fig. 4. Males of Spilogona Schnabl, 1911. A–C. Head, lateral view. A. S. imitatrix (Malloch, 1921). B. S. nitidicauda (Schnabl, 1911). C. S. platyfrons Sorokina, 2018. D–F. Frons, anterior view. D. S. imitatrix. E. S. nitidicauda. F. S. platyfrons. G–I. Abdomen, dorsal view. G. S. imitatrix. H. S. nitidicauda. I. S. platyfrons. Scale bars: 1 mm.

Fig. 5. Males of Spilogona Schnabl, 1911. A–C. Terminalia, lateral view. A. S. imitatrix (Malloch, 1921). B. S. nitidicauda (Schnabl, 1911). C. S. platyfrons Sorokina, 2018. D–F. Cercal plate, posterior view. D. S. imitatrix. E. S. nitidicauda. F. S. platyfrons. G–I. Sternite 5. G. S. imitatrix. H. S. nitidicauda. I. S. platyfrons. Scale bars: 0.25 mm.