dasythrix Becker, 1894: 173 Scatophaga A review of the genus Scathophaga Meigen, 1803 (Diptera: Scathophagidae) of Russia Ozerov, A. L. Krivosheina, M. G. Russian Entomological Journal 2021 2021-06-30 30 2 201 246 4V3VG (Becker, 1894) Becker 1894 [896,1315,1598,1622] Insecta Scathophagidae Scathophaga Animalia Diptera 8 209 Arthropoda species dasythrix   Figs 19, 58–60.      dasythrix Becker, 1894: 173(  Scatophaga). Type-locality: Medny I., Commander Islands ( Russia).  REMARK. This species was recorded in Russiafrom Far East (including Chukotka, Kamchatka, and Kuril Islands) [ Becker, 1894: 173; Gorodkov, 1986: 30(without specifying the place of collecting); Ozerov, Krivosheina, 2014: 217].   MATERIAL EXAMINED.  Chukotka: Provideniya( 64.427ºN 173.225ºW),  2.VIII.1963, Gorodkov( 1 ♂, ZISP);  Ureliki( 64.400ºN 173.214ºW),  6.VIII.1963, Gorodkov( 1 ♂, ZISP);   Kamchatka Krai: Apuka( 60.444ºN 169.601ºE), 10 and 31.VII.,  2 and 4.VIII.1959, Gorodkov( 4 ♂♂, 3 ♀♀, ZISP);  Commander Isands, Bering I.( 55.065ºN 166.225ºE),  5–7.VIII.1931, I. Iogansen( 5 ♂♂, 6 ♀♀, ZISP);  Commander Isands, Mednyy I.( 54.709ºN 167.709ºE),  1.VII.1958, Violovich( 1 ♀, ZISP);  Commander Isands, Nikol’skoeenv. ( 55.196ºN 165.998ºE),  4.IX.1959, Gorodkov( 3 ♂♂, 1 ♀, ZISP);  Commander Isands, Preobrazhenskoe( 54.790ºN 167.578ºE),  1.VI.1910, 4 and 5.VII.1911, Suvorov( 6 ♂♂, 10 ♀♀, ZISP); same place,  6 and 7.IX.1959, Gorodkov( 3 ♂♂, 1 ♀, ZISP);  Korf( 60.376ºN 166.023ºE),  22. VI.1959, Gorodkov( 1 ♀, ZISP);  Utashud I.( 51.507ºN 157.696ºE),  9.VII.1958, Violovich( 1 ♂, ZISP).  Seealso Ozerov & Krivosheina [2014: 217].  DESCRIPTION. Male. Female. Body-length 6.2– 9.8 mm. Male thorax, abdomen and legs covered with dense, furry, crinkly, blackish or yellowish hairs. Female has hairs shorter; abdomen covered with hairs on ventral surface only.  Head. Frontal vitta blackish, only anteriorly dark reddish, with delicate whitish reflection; fronto-orbital plate black, greyish dusted. Face, parafacial and gena reddish, with delicate whitish reflection. Postcranium black. 3 orbital and 6–7 frontal setae present. Antenna black. Postpedicel approximately 1.5 times as long as wide. Arista bare. Palpus yellow.  Thoraxblack, densely greyish dusted. Scutum with setae only slightly differentiated from the other long hairs on scutum. Anepimeron with several hairs. Scutellum black, greyish dusted, with 4–6 pairs of setae along margin.  Legsblack, densely greyish dusted. Male legs covered with long hairs, well visible apical setae on mid and hind tibiae only. Female: all femora covered with hairs, but without conspicuous setae; fore tibia with rows of dorsal and posterodorsal setae; mid tibia with 2–3 posterodorsal, 2–3 anterodorsal, 1 ventral setae and a ring of apicals; hind tibia with rows of thin posterodorsal and anterodorsal setae and a comb of short stong apical setae on anterior surface.  Wingtinged with brownish; crossveins r-m and dm-cu not darkened.  Abdomenblack, densely greyish dusted. Male sternite 4 approximately 2 times as long as wide ( Fig. 19), Male sternite 5, epandrium, cercal plate and surstyli as in Figs 58–60.  DISTRIBUTION. Russia: Pacific coast of Bering Strait south to Olutorsky Bay, Commander Islands; north Kuril Islands. — North America. 1963-08-02 ZISP Gorodkov 64.427 Provideniya 60 -173.225 8 209 1 1 Chukotka 1963-08-06 ZISP Gorodkov 64.4 Ureliki 60 -173.214 8 209 1 1 Chukotka 1959-08-02 1959-08-04 1959-08-02 ZISP Gorodkov 60.444 Apuka 61 169.601 8 209 7 3 4 Kamchatka 1931-08-05 1931-08-07 1931-08-05 ZISP Bering I. & I. Iogansen 55.065 Commander Isands 63 166.225 8 209 11 6 5 Kamchatka 1958-07-01 ZISP Mednyy I. & Violovich 54.709 Commander Isands 64 167.709 8 209 1 1 Kamchatka 1959-09-04 ZISP Gorodkov 10 211 55.196 Nikol'skoe 63 165.998 Commander Isands 8 209 4 1 3 Kamchatka 1. VI. 1910, 4 and 5. VII. 1911 ZISP Suvorov 54.79 Preobrazhenskoe 64 167.578 Commander Isands 10 211 16 10 6 Kamchatka 1959-09-06 1959-09-07 1959-09-06 ZISP Gorodkov 10 211 4 1 3 Kamchatka 1959-06-22 VI, ZISP Gorodkov 60.376 Korf 61 166.023 10 211 1 1 Kamchatka 1958-07-09 ZISP Utashud I. & Violovich 51.507 65 157.696 10 211 1 1 Kamchatka See 10 211 1 Kamchatka