Pygophora immaculipennis Frey, 1917

(Figs. 4a–d, 12)

Pygophora immaculipennis Frey, 1917: 15 . Lectotype male (Finnish Museum of Natural History, Helsinki, Finland), by designation of Crosskey (1962: 434). Type locality: Anuradhapura, Sri Lanka.

Redescription. Male. Differing from P. boninensis as follows: first flagellomere approximately 2.8 times as long as pedicel; wing brownish hyaline without brown spot; mid tibia with 1 anterodorsal seta; hind tibia without apical lobe; abdominal tergite 3 with a black spot at middle; abdominal tergite 5 with three black spots; abdominal sternite 5 without short projection at inside; cerci not bifurcated apically; postgonite slender at middle; phallus nearly straight apically. Female. Differing from male as follows: first flagellomere 2.1–2.3 times as long as pedicel; hind tibia without posteroventral seta; abdominal tergite 5 without dorsal keel. Female terminalia. Very similar to P. boninensis .

Body length. 4.6–6.2 mm.

Material examined. JAPAN: 1 female (BLKU), Henaji, Motobu town, Kunigami-gun, Okinawa pref. [N 26°39’20” / E 127°53’39”], 24. VI. 2013 ; 2 males and 4 females (BLKU), Kayo, Nago city, Okinawa pref. [N 26°33’10” / E 128°6’26”], 22–23, 27. VI. 2013; 1 male and 5 females (BLKU), Genka, Nago city, Okinawa pref. [N 26°37’45” / E 128°3’41”], 26. VI. 2013; 10 females (BLKU), Shiramizu, Ishigaki-jima Is., Okinawa pref. [N 24°25’19” / E 124°9’50”], 22–23, 30. V. 2012; 2 males (BLKU), Ôtomi, Iriomote-jima Is., Okinawa pref. [N 24°17’37” / E 123°52’58”], 25. V. 2012; 1 female (BLKU), Urauchi, Iriomote-jima Is., Okinawa pref. [N 24°24’10” / E 123°46’42”], 27. V. 2012 .

Distribution. Japan (Ryukyu), China, Taiwan, India, Laos, Myanmar, Sri Lanka, Pakistan, Iran.

Bionomics. This species was found and collected by the first author in a grassland and rice paddy field.

Remarks. This species is similar to Pygophora confusa, but it is distinguished from the latter by having a hind tibia without apical lobe in male and creamy yellow first flagellomere in female.