FIGURE 1. A–B in A key to Siberian flies of the genus Coenosia Meigen (Diptera, Muscidae) with the descriptions of three new species

FIGURE 1. A–B. Part of thorax with proepisternal seta, lateral view. A. C. rufipalpis. B. Pseudocoenosia abnormis Stein. C. Postpedicel of C. ambulans. D–E. Right wing, dorsal view. D. C. pedella. E. C. griseiventris. F–G. Hind tibia (from Hennig, 1961–1962). F. C. intermedia. G. C. tigrina. H–I. Male sternite 5 (from Pont, 2009). H. C. mollicula. I. C. alpicola. Arrows show necessary diagnostic indications that are mentioned in the key.