Pygophora respondens ( Walker, 1859 )

Yoshizawa, Satoshi & Tachi, Takuji, 2018, Taxonomic review of the genus Pygophora Schiner of Japan (Diptera: Muscidae), Zootaxa 4418 (5), pp. 449-468 : 463-464

Pygophora respondens ( Walker, 1859)

( Figs. 9a–d , 12 )

Coenosia respondens Walker, 1859: 142 . Holotype female (British Museum, London, England). Type locality: Sulawesi, Makasar , Indonesia.

Coenosia (Pygophora) lobata Stein, 1900: 147 .

Pygophora semilutea Malloch, 1921: 422 .

Redescription. Male. Differing from P. boninensis as follows: wing brownish hyaline without brown spot; fore tibia without anterodorsal seta; hind tibia with 3 anterodorsal and 3 posterodorsal setae; sternite 5 without short projection at inside in ventral view; surstylus slender, projected dorsally in basal part, broad with some short setae on apical half in lateral view; cerci very slender apically in dorsal view; phallus nearly straight apically. Female. Differing from male as follows: first flagellomere approximately 3.0 times as long as pedicel; all femora black in basal 4/5; fore tibia with 2 anterodorsal setae; hind tibia without posteroventral seta and lobe apically; abdominal tergite 3 with three black spots; tergite 5 without dorsal keel. Female terminalia. Very similar to P. boninensis .

Body length. 5.0– 5.7 mm.

Material examined. JAPAN: 1 female ( BLKU), Siramizu, Ishigaki city, Ishigakijima Is., Okinawa pref. [N 24°25’19” / E 124°9’50”], 22. V. 2012 ; 1 female ( BLKU), Aira river, Taketomi town , Iriomotejima Is., Yaeyamagun, Okinawa pref. [N 24°20’17” / E 123°54’48”], 23. VI. 2011 . INDONESIA: 1 male ( BLKU), Balikpapan, East Kalimantan, 18. XI. 2007 ; 1 male ( BLKU), Botanical garden, Bogor, Java, 24. XI. 2007 .

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

Bionomics. Unknown.

Remarks. This species resembles Pygophora confusa and P. torrida (Wiedemann) , but it is distinguished from them by having apical lobe on the hind tibia in male, and black femora in female. This is the first record of the species from Japan.

Figures

FIGURE 9. Pygophora respondens (Walker), male sternite 5 and terminalia: a. Male sternite 5 in ventral view (setae omitted on the left side).b. Hypandrium, pregonite, postgonite, and phallus in lateral view. c. Epandrium, surstylus, and cerci inlateral view.d. Same in dorsal view (setae omitted on the left side) (Scale bars = 0.2 mm).

FIGURE 12. Distribution map for Pygophora spp. in Japan:P.boninensis Snyder (black star); P.confusa Stein (white star); P. immaculipennis Frey (black circle); P. lepidofera (Stein) (white circle); P. longicornis (Stein) (black triangle); P. macularis (Wiedemann) (white triangle); P. maculipennis Stein (black square); P. respondens (Walker) (white square); P.unicolor (Stein) (black hexagon).