Pantolyta nixoni Macek, 1993

Chemyreva, V. G. & Kolyada, V. A., 2019, Review of the Pantolyta genus (Hymenoptera: Diapriidae: Pantolytini) from Russia, with description of a new species, Zoosystematica Rossica (China) 28 (1), pp. 163-176 : 171-175

Pantolyta nixoni Macek, 1993

( Figs 36–41)

Pantolyta nixoni Macek, 1993: 46 .

Material examined. Russia: Leningrad Prov., vicinity of St Petersburg, 15 August 1954 ( V. Tryapitsyn leg.), 1 female ; Sosnovo , 2 June 1973 (D. Kasparyan leg.), 1 male ; Moscow Prov., Malakhovka , 1 and 26 August 1994 (M. Mostovski leg.), 2 males ; Moscow, Krylatskoe, Rublevskiy forest , 1–15 June 2004 ( V. Kolyada leg.), 1 female ; Domodedovo Station , 26 May 1988 ( V. Kolyada leg.), 1 female ; Khabarovsk Terr., Udyl’ Lake , 29–31 August 1970 (D. Kasparyan leg.), 1 male . Azerbaijan: Lankaran, 22–26 April and 3–7 May 1971 ( V. Tobias leg.), 1 female, 1 male .

Differential diagnosis. Macropterous species with radial cell closed. Antennal shelf slightly prominent; head not nasiform. Pronotal collar and pronotal shoulders smooth; epomia obsolete ( Figs 38, 39). A 1 in both sexes longer than half of head width, with apical flanges ( Figs 36, 41). Axillar depression without verriculate tubercle.

Variation. Body length 1.5–2.0 mm. Radial cell 0.12–0.64 times as long as marginal vein. Medial propodeal keel simple or bifurcated. Male A3–A14 with pubescence slightly shorter to slightly longer than width of antennomeres.

Distribution. Germany, Sweden, Czech Republic, Hungary, Poland ( Macek, 1993), * Russia (European Part, Far East), * Azerbaijan.

Figs 42–48. Pantolyta pallida . 42, female, face; 43, female, antenna; 44, male, antenna, proximal part; 45, mesosoma, anterodorsal view; 46, mesosoma, dorsal view; 47, 48, venation. Scale bar: 200 µm.

Pantolyta pallida Kieffer, 1908

(Figs 42–49)

Pantolyta pallida Kieffer, 1908: 430 .

Material examined. Ukraine: Zakarpatskaya Prov., Rakhov Distr., Golovach, 28–29 July 1972 (S. Kononova leg.), 2 females. Russia: Kirov Prov., Bolsheromanovo, 4–19 August 1994 ( V. Kolyada leg.), 1 female, 3 males; Moscow Prov., Orekhovo-Zuevo Distr., Ozherepki, 3 September 1974 ( V. Alekseev leg.), 1 male; Vladimir Prov., Petushinskiy Distr., Ostrovishchi, 16 June 1971 ( V. Alekseev leg.), 1 male; Altay Republic, Kosh-Agach, 1 July 1964 (M. Kozlov leg.), 1 female; Krasnoyarsk Terr., Evenkia, Stolbovaya River, Central Siberian Nature Reserve, 26 July 2003 (A. Kuvaev leg.), 1 female; Yakutia, Oymyakonsky Distr., Tomtor , da (49) and P. semirufa (50–

56). 49, 50, female, head,

dorsal view. 51, female, head,

frontal view; 52, mesosoma and petiole, dorsal view; 53,

female, lateral view; 54, male,

antenna, proximal part; 55,

female, antenna; 56, venation. Scale bars: 49–52, 54–

56, 200 µm; 53, 1.0 mm.

8–27 August 1990 ( V. Alekseev leg.), 2 males; Buryatia, Selenginskiy Distr., Temnik River , vicinity of Selenduma , 25 June 1971 (D. Kasparyan leg.), 1 female; Primorskiy Terr., Lazo Nature Reserve , 43°15'17''N, 134°07'59'', YPT , 5–25 July 2005 (K. Makarov leg.), 1 female, 2 male; Lazo Nature Reserve , 10–14 August 2010 (E. Tselikh leg.), 1 male; Ussuriysk Nature Reserve , 26–30 July 1972 (M. Kozlov leg.), 1 male. Georgia, Kintrishi Nature Reserve , 14–15 May 1973 ( V. Tobias leg.), 1 male. Armenia: Erevan , 16 May 1971 (D. Kasparyan leg.), 8 females, 2 males. Kazakhstan: South Kazakhstan, sands of Al’kakula-kum , 1 May 1968 (D. Kasparyan leg.), 1 female, 1 male. Turkmenistan: 24 km SW of Ashgabat , 21 Apr. 1980 (Storozheva leg.), 1 female. Tajikistan, Pamir Mts., Sarikol Range , 27–30 July 1965 ( V. Tobias leg.), 1 female, 6 males. Mongolia, 10 km N from Erdenet , 7 October 1975 ( V. Sugonyaev leg.), 1 male. North Korea: Mt. Pektusan , netting in grasses , 18–20 July 1977 (Dely & Draskovits leg.), 2 males ( HNHM) . South Korea: Mt. Pectusan Jirisan, Hamyang-gun, Macheon-Myon , Samjeong-Li, 700 m, 35°20'55''N, 127°38'21''E, MT , 24 August – 15 September 2003 (collector unknown), 2 female, 3 males; Chungnam, Keumsan, Posoksa , MT , 8–29 September 2002 (collector unknown), 1 female, 1 male; Chungbuk, Yeongdong-gun, Sangchon-Myon, Mulhan Valley , Gojadong , MT , 4 August – 24 September 2002 (collector unknown), 2 males. Japan: Honshu I., Ibaraki Pref., Tsuchiura, forest, 24–31 July, 19 September – 2 October , 2–16 October and 23 October – 18 November 1989 (M. Sharkey leg.), 7 males ( NMPC) ; Mt. Tsukuba, 24 April – 4 May , 16 – 21 May and 8–15 June 1989 (M. Sharkey), 2 females, 5 males ( NMPC) ; Aichi Pref., Obara, 23–29 July and 6–12 September 1990 (K. Yamagishi), 3 males ( NMPC) ; Toyone, 1300 m, Mt. Chousu , 16 July 1992 (K. Yamagishi), 1 male ( NMPC) ; Shitara, Uradani, 900 m, 23 May – 3 June 1994 (K. Yamagishi), 2 males ( NMPC) ; Iwate Pref., Iwaizumi, Hitsutori , 800 m , 11–17 August 1991 (A. Smetana leg.), 2 males ( NMPC) ; Kyushu I., Kitakyushu Pref ., 12–20 May 1984 ( V. Sugonjaev leg.), 1 male; Fukuoka Pref., Tachibana , YPT , 24 June and 21 July 1979 (K. Yamagishi leg.), 4 males ( NMPC) .

Figs 57–63. Pantolyta stylata . 57, female, face; 58, head and mesosoma, dorsal view; 59, female, antenna; 60, mesosoma, anterodorsal view; 61, male, antenna, proximal part; 62, venation; 63, male, lateral view. Scale bars: 57–62, 200 µm; 63, 1 mm.

Differential diagnosis. Pterygopolymorphic species. In winged morphs, radial cell open (Figs 47, 48). Antennal shelf weakly prominent; head not nasiform. Sculpture of pronotal collar and pronotal shoulders variable. Axillar depression with verriculate tubercle (Fig. 46, arrow). A 1 in both sexes with apical flanges (Figs 42–44). Female: antennae slender; A3–A10 elongate to as wide as long but never transverse (Fig. 43). Male: antennae also slender but A1 shorter than half of head width (Figs 44, 49).

Variation. Body length 1.3–1.8 mm; entirely dark brown to yellowish brown. Postmarginal vein absent to very long (Figs 47, 48); basal vein sclerotized to nebulous. Genae in frontal view with verriculate tubercle.

more or less convex. Head in dorsal view as wide as mesosoma to distinctly wider. Dorsal area of propodeum bare to faintly pubescent.

Distribution. England, Germany, Sweden, Czech Republic, Hungary, Poland, * Ukraine, Russia (European part, * Altay, *East Siberia, *Far East), *Georgia, * Armenia, * Kazakhstan, * Turkmenistan, * Tajikistan, * Mongolia, * North Korea, * South Korea, * Japan.