Pseudopachychaeta approximatonervis (Zetterstedt, 1848)

Nartshuk, Emilia P., Polevoi, Alexei V. & Przhiboro, Andrey A., 2020, A review of grass flies (Diptera, Chloropidae) of Karelia and Murmansk Province of Russia, Fauna norvegica 40, pp. 47-92 : 63-64

Pseudopachychaeta approximatonervis Thaumatomyia hallandica Anderson, 1966

(Zetterstedt, 1848)

Material examined: Karelia. Kk : 3 males, 2 females, Kartesh ,

Material examined: Karelia. Kon : 1 female, Solomennoe, Sahlberg 20.VII.1966, Tanasijtshuk, 23.VII.1975, Gorodkov, 20.VIII.1996, ( NHMH); Kl: 1 male, Yakkima, Forsius ( NHMH); Kol : 1 male, Przhiboro ( ZISP); Kpoc: 1 female, Island Lodeinyi, 21.VII.2001, Petrozavodsk, Sahlberg ( NHMH). Humala; 1 female, Island Nemetskii Kuzov, 17.VII.2001, Humala; 8 Published records: Karelia. Surroundings of Ladoga Lake males, 14 females, Island Russkii Kuzov, 18–19.VII.2001, Humala ( Chydenius & Furuhjelm 1859); Ks: Paanajärvi ( Krogerus 1960). ( FRIP); Kpor: 1 female, Island Bol’shoi Zhuzhmui, 23.VII.2001, Distribution: Holarctic species. Humala; 2 females, Island Kondostrov, 20.VIII.2002, Humala; 3 Biological notes: Wetlands. Larvae phytophagous, live in males, 5 females, Perkhludy, Island Yuzhnyi, 16.VIII.2002, Humala inflorescences of Eriophorum spp. except E. vaginatum L., feeding ( FRIP); Kpor: 1 male, Segezha, 29.VII.1996, Gorodkov ( ZISP); Kon : 2 on unripe seeds. Hibernate as adults. males, 2 females, Lisitsyno, 4.VII.2004, Polevoi; 1 female, Lelikovo,

25.VI.2003, Polevoi; 1 female, Island Radkol’e, 25.VI.2003, Polevoi; 1

Pseudopachychaeta ruficeps (Zetterstedt, 1838) male, 2 females, Konchezero, 8.VII.1942, Tiensuu ( NHMH), 24–26 .

VIII.2011, 4–6.VII.2012, Polevoi ( FRIP); Kol : 1 male, Sheltozero ,

Material examined: Murmansk Province. Lps: 1 male, Trifonovo, 29.VIII.1942, Tiensuu ( NHMH). Hellen ( NHMH); Lt: 5 males, 3 females, Kola, Frey; 1 male, Published records: Karelia. Kol : Petrozavodsk; Kpoc: Segozero Polyarnyi, Frey ( NHMH); Lim: 1 male, 1 female, Belaya Guba, ( Frey 1934); Kk: Chupa ( Nartshuk 1999a). Frey ( NHMH); Lim: 4 males, 2 females, Lake Bolshoi Vudjavr, Distribution: Eurasian species, distributed from the British Isles to 14.IX.1930, 18.VI–24.VIII.1931, Fridolin; 3 males, 1 female, Khibiny, Mongolia and Central Asia. 7–28.VIII.1928, Cheburova; 1 female, Island Berezhnoi Vlasov, Biological notes: Dry meadows and sandy dunes. Larvae carnivorous, 16.VIII.1993, Przhiboro ( ZISP); 1 male, Lisii Stream, 28.V.2014, live between plant roots, feeding on root aphids. Prefers permanent Polevoi ( FRIP); 1 male, Kandalaksha, Hellen ( NHMH); Lp: 3 males, wet ground (Festucetum rubrae litoralis, Puccinellietum maritimae in Ponoi, Frey ( NHMH). Karelia. Kk: 2 females, Kartesh, 20.VIII.1996, salt marshes, also wet grass stands along small high alpine streams). In 4.IX.2005, Przhiboro ( ZISP); Kon : 3 females, Shaidoma, 10–11. dune systems they fly around but prefer the wet depressions (M. von VIII.2018, Polevoi; 1 female, Vendery, 30.VIII.2017, Polevoi; 1 male, 3 Tschirnhaus, pers. comm.). females, Kivach, 2.IX.2002, 1.VIII.2003, Polevoi ( FRIP); Kol : 1 male, Sheltozero, 15.VII.2006, Polevoi ( FRIP). Published records: Murmansk Province. Ks: Kuolajärvi. Karelia. Thaumatomyia notata (Meigen, 1830) Ks : Paanajärvi ( Nartshuk 1999a). Distribution: Transpalaearctic arcto-boreal species. Material examined: Murmansk Province. Lim: 10 males, 19 Biological notes: Bogs. Females lay eggs early in spring into females, Island Ryashkov, 5.IX.1984, Gorodkov ( ZISP). Karelia. inflorescences of Eriophorum vaginatum , where phytophagous larvae Ks: 1 male, Paanajärvi, Platonoff ( NHMH); Kk: 1 male, Kartesh, then develop. Up to 4– 6 larvae may live in one inflorescence. Adults 20.VII.2010, Nartshuk ( ZISP); 1 female, Gridino, 14.VII.2007, Humala appear in July and hibernate. ( FRIP); Kpor: 1 female, Segezha, 29.VII.1996, Gorodkov ( ZISP);

Kon : 1 female, Medvezh’egorsk, 7.VI.2000, Polevoi; Kon : 2 females,

Shaidoma, 10.VIII.2018, Polevoi; 1 female, Lisitsyno, 4.VII.2004,

Thaumatomyia glabra (Meigen, 1830) Polevoi ; 1 male, 1 female, Kondopoga, 30.VIII–6.IX.2011, Kainelainen;

1 female, Konchezero, 4.VI.2013, Polevoi ( FRIP); Kl : 1 female, Salmi,

Material examined: Murmansk Province. Lmur: 1 male, Gavrilovo, Woldstedt ( NHMH); Kol : 2 males, 1 female, Petrozavodsk, Günther, Enwald River ( NHMH). Karelia. Kk: 3 males, 2 females, Kartesh, Tiensuu ( NHMH), 17.V.2019, Polevoi ( FRIP); 5 males, 12 females, 9–16.VIII.1989, Sugonyaev ( ZISP), 28.VII.1996, Polevoi ( FRIP); Ust’e Tuloksy, 5.IX.2018, Polevoi; 1 female, Shoksha, 13.VII.2004, 17–26.VII.2010, Nartshuk ( ZISP); 6 males, 9 females, Gridino, Polevoi; 1 male, Sheltozero, 14–15.VII.2006, Polevoi ( FRIP); Kton: 7.VIII.2007, Polevoi, Humala, 14.VII.2007, Humala ( FRIP); Kpor: 3 1 female, Sukhaya Vodla River, 7.VI.2002, Polevoi ( FRIP); Kp: 1 females, Island Myagostrov, 14.VIII.2002, Humala; 1 female, Island female, Schanikovskaya, 23.VI.2009, Humala ( FRIP). Pechak, 24.VII.2001, Humala ( FRIP); 2 females, Segezha, 29.VII.1996, Published records: Karelia. Kl: Sortavala ( Nartshuk 1999a). Gorodkov ( ZISP); Kb: 1 female, Tolvojärvi, 27.VII.1998, Polevoi Distribution: Palaearctic, Afrotropical and Oriental regions. In the ( FRIP); Kon : 1 male, 4 females, Shaidoma, 10–11.VIII.2018, Polevoi; Palaearctic, distributed from the British Isles to Japan. 7 males, 2 females, Lisitsyno, 4.VII.2004, Polevoi; 1 male, Island Biological notes: Found in a variety of habitats, often visit flowers. Bukol’nikov, 25.VI.2003, Polevoi ( FRIP); 1 female, Konchezero, Larvae carnivorous, live between the plant roots, feeding on root 7.VII.1942, Tiensuu ( NHMH); Kl: 1 female, Sukopohja, 7.VII.2005, aphids. Hibernate as adults. Flies aggregate before hibernation Polevoi ( FRP); Kol : 1 male, 1 female, Petrozavodsk, Sahlberg, Tiensuu (sometimes up to several millions of specimens), in autumn may ( NHMH); Kton: 1 female, Kolovo, 14.VI.2003, Polevoi ( FRIP). penetrate into houses. This phenomenon was recorded nearly every Published records: Karelia. Kpoc: Segozero ( Frey 1934). 10–11 years ( Nartshuk 2000; Kotrba & Nartshuk 2008). Distribution: Holarctic species. Biological notes: Abundant everywhere and found in a variety of habitats. Larvae carnivorous, live between the plant roots, feeding on Thaumatomyia rufa (Macquart, 1835) root aphids. The fly larvae occur between the root aphids and their white wax, partly also with the Lasius flavus ants, which visit the Material examined: Karelia. Kpoc: 1 female, Belomorsk, Sahlberg; aphids to collect their sugar excretions or the aphids themselves (M. 1 female, Shueretskoe, Sahlberg ( NHMH); Kon : 1 female, Shaidoma, von Tschirnhaus, pers. comm.). 11.VIII.2018, Polevoi; 3 females, Island Lambaznik, 25.VI.2003,

Nartshuk, Polevoi and Przhiboro: A review of grassfiles of Karelia and Murmansk, Russia

Polevoi; 1 female, Lelikovo, 25.VI.2003, Polevoi ( FRIP) ; 2 males, Konchezero, 6.VII.1942, Tiensuu ( NHMH) ; Kl: 1 male, Sortavala, 30.VII.1935, Tiensuu; 1 male, Salmi, 7.VIII.1941, Tiensuu ( NHMH) ; Kol : 1 male, Kolatsel’ga, 7.VIII.1943, Tiensuu; 1 male, 1 female, Petrozavodsk, Sahlberg ( NHMH) .

Distribution: Transpalaearctic species, distributed from the British Isles to Japan.

Biological notes: Meadows. Larvae carnivorous, live between the plant roots, feeding on root aphids.