Milania longiabdomina ( Sun, 1992 ) Šifner, 2010

Šifner, František, 2010, Two new genera and species of the family Scathophagidae (Diptera) from the Palaearctic and Oriental Regions with additional faunistic records, Acta Entomologica Musei Nationalis Pragae 50 (2), pp. 609-618 : 612-613

Milania longiabdomina ( Sun, 1992) comb. nov.

( Figs. 6–10 )

Norellia longiabdomina Sun, 1992: 336 (in Chinese), 338 (in English).

Norellisoma longiabdominum: ŠIFNER (2008a) : 129 (new combination).

Cordilura (Cordilurina) longiabdomina: OZEROV (2008) : 423 (new combination).

Material examined. JAPAN: HONSHU: J, ‘ Mt. Hakuchôzan, Izumi-mura (1300m), Kumamoto Pref., 5.vi.1979, N. Kôda leg.’ / ‘ Norellisoma longiabdomina Sun, 1992 , Det. T. Hironaga 1999 ’; ♀, ‘ Mt. Hakuchôzan, Izumi-mura (1300m), Kumamoto Pref., 4.vii.1983, Kenji Ôhara leg.’ (both FSPC) .

Redescription. Body length 10–12 mm.

HEAD. Frontal vitta yellow with black median stripe, parafacials, face, genae and antennae completely yellow; two orbital bristles, 2–3 frontal bristles; arista plumose, vibrissal callus plain with one vibrisse, outer vertical bristles very short.

THORAX. Setation consisting of very weakly developed acrostichal and dorsocentral bristles (3+2), very long prescutellar pair of dorsocentrals, 3–4 short humeral bristles, two notopleural bristles, one prealar bristle, one supraalar and one postalar bristles, one pair of scutellar bristles and very short apical bristles. Wings with brown veins, crossveins R-M and M-Cu slightly but distinctly darkened, legs yellow and completely covered with yellow hairs.

ABDOMEN. Male. Sternite 3 rectangular, indented caudally; sternite 4 more or less square, proximally and caudally distinctly and deeply emarginate; lobes of sternite 5 short, narrow, with long hairs laterally and short black bristles medially ( Fig. 6 ). Cerci fused and wide, surstyli slightly arched and pointed ( Figs. 7 and 8 ). Epiphallus straight, slightly dilated apically; pregonite straight with two apical bristles; postgonite wide and slightly arched ( Fig. 9 ). Female. Sternites 5 and 6 long, narrow and weakly sclerotized; sternite 7 caudally enlarged, laterally slightly sclerotized and medially membranous; sternites 8 basally very narrow, caudally dilated with several very short apical setae ( Fig. 10 ).

Distribution. China ( SUN 1992) and Japan ( OZEROV 2008).

Figures

Figs. 1–10. 1–5 – Milania agrion (Séguy, 1948) comb. nov.; 6–10 – Milania longiabdomina (Sun, 1992) comb. nov. 1–4, 6–9 – J: 1, 6 – abdominal sternites 3 to 5; 2–3, 7–8 – cerci and surstyli (caudal and lateral views); 4, 9 – penis apparatus with pregonites and epiphallus; 5, 10 – ♀: abdominal sternites 5 to 8, with two spermathecae. Scale bars: 0.5 mm (Figs. 1–3, 6–8, 10); 0.1 mm (Figs. 4, 9).