taxonID	type	description	language	source
03D55018376BFF8CFE3964D5381C019A.taxon	diagnosis	Diagnosis Postvertical and prescutellar setae absent; ocellar setae outside triangle made by ocelli; arista with one ventral branch except for terminal fork; anterior dorsocentral seta minute; wing hyaline, mostly with dark band (s); all femora, tibiae and first tarsomeres slender; foreleg first tarsomere with four to six black, short, thick setae; abdominal tergites mostly glossy; seventh tergite present in male (Chen et al. 2005). Description Head (Figure 1). Eye brownish red. Ocellar triangle mostly, broadly or narrowly elongated to anterior margin of frons. Frons mostly glabrous, lacking minute, interfrontal setulae. Anterior reclinate orbital seta minute; posterior reclinate orbital seta situated nearer to proclinate seta than to inner vertical. Arista with long, dorsal branches. Clypeus brown to black. Subvibrissa mostly longer than half length of vibrissa. Palpus slender in female, variable in male. Thorax. Scutum and scutellum dorsally convex. Katepisternal setae two or three; medial one shortest. Scutellum usually pale at tip; subscutellum swollen. Wing (Figure 2). Basal medial-cubital cross-vein absent. Costal vein extending beyond tip of R 4 + 5 vein, with five to seven peg-like spinules on ventral surface between veins R 2 + 3 and R 4 + 5. R 2 + 3 vein slightly curved to costa at tip; M vein strongly convergent to R 4 + 5 vein. Haltere. Stalk greyish; knob white. Legs. Mostly yellow, slender. Midleg tibia basally without strong, posterodorsal setae. Abdomen. Sternites usually yellow to brown. Male terminalias. Epandrium broad, sometimes slightly constricted middorsally, pubescent except for anterior margin. Surstylus separated from epandrium, mostly lacking pubescence, with several setae on outer and inner surfaces. Cercus separated from epandrium, pubescent and setigerous. Hypandrium broad, large, laterally mostly with one pair of paramedian setae, midanteriorly connected with apical part of aedeagal apodeme by aedeagal guide. Paramere with two long sensilla distally and several, small sensilla. Gonopods forming posteromedian lobe, basolaterally contiguous to parameres. Aedeagus usually with one pair of flap-like, serrated processes basally. Aedeagal apodeme long, rod-shaped, basally laterally flattened. The latiparma species group Diagnosis Wing basally with distinct, cross band (Figures 2 A – D). Included species	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
03D550183760FF82FE0E65F83D0602A0.taxon	description	(Figure 1 A, B; 2 A; 3) Diagnosis Paramere subapically with one small acute projection, dorsomedially triangularly protruded in lateral view (Figure 3 D, E); aedeagus apically strongly curved dorsad (Figure 3 E). Description Only important characters are given here. Head. Ocellar triangle black on upper part, mostly brown. Frons brown on upper twothirds, brownish yellow on lower one-third. Pedicel yellow; first flagellomere greyish black. Face mostly black, yellow on lower margin. Clypeus black. Palpus brownish black, broad, large, medially half as wide as long in male. Gena dark brown. Thorax. Scutum yellow on anterior two-thirds, brownish black on posterior onethird. Pleura brown on upper part, black on lower part. Katepisternal setae two. Scutellum mostly brown, yellow at tip. Legs. Yellow, black on knee joints of mid- and hindlegs. Abdomen. Tergites glossy, brownish yellow on first and second, black on the rest. Sternites brown to black in male, yellow to brown in female. Male terminalia. Epandrium broad, sometimes slightly constricted mid-dorsally, roundly protruded on ventral margin, with pubescence except for anterior margin and about 20 setae (Figure 3 A). Surstylus lacking pubescence, with several setae on outer surfaces (Figure 3 A, B). Cercus protruded ventrally in lateral view (Figure 3 A). Paramere with two long sensilla on expanded lobe and several sensilla on dorsomedial projection (Figure 3 D, E). Aedeagus submedially concave in lateral view, with several thin projections on basal process (Figure 3 E). Measurements BL = 2.75 mm in holotype (range in five male paratypes: 2.44 – 3.4), ThL = 1.28 mm (0.75 – 1.44), WL = 2.56 mm (2.1 – 2.88), WW = 1.16 mm (0.94 – 1.24), arb = 7 / 1 (7 / 2 – 9 / 1), avd = 0.75 (0.81 – 0.94), adf = 1.71 (1.8 – 2.50), flw = 1.71 (1.71 – 2.75), FW / HW = 0.38 (0.39 – 0.46), ch / o = 0.10 (0.08 – 0.11), prorb = 1.00 (0.89 – 1.00), vb = 0.60 (0.31 – 0.78), dcl = 0.26 (0.26 – 0.31), sctl = 1.00 (1.00 – 1.25), sterno = damaged (0.64 – 0.76), orbito = 0.50 (0.45 – 0.75), dcp = 0.22 (0.18 – 0.25), sctlp = 1.37 (1.31 – 1.50), C = 2.24 (1.61 – 2.07), 4 c = 1.70 (1.71 – 1.91), 4 v = 3.40 (3.30 – 3.70), 5 x = 0.89 (1.07 – 1.14), ac = 8.50 (8.80 – 15.4), M = 0.80 (0.71 – 0.75), C 3 F = 0.76 (0.74 – 0.83). Type material Holotype male (SCAU, No. 120541), China: Mount Diaoluo, Lingshui, Hainan, 18 ° 10 ′ N, 108 ° 52 ′ E, altitude 1000 m, 21 May 2004, swept over fallen logs, HW Chen. Paratypes: China: one male and three females (SCAU, Nos. 120542 – 45), same data as holotype; nine males, seven females (five males and three females in KIZ; four males and four females in SCAU Nos. 120546 – 53), 23, 24 May 2008, swept over tussock, J. J. Gao. Etymology A combination of the Latin words: acutus plus foliolatus, referring to the paramere acute apically. Distribution China (Hainan).	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
03D550183761FF80FE5560823D1E0465.taxon	description	(Figure 1 C, D; 2 B; 4) Diagnosis Medial, dark band much broadened and with one distinct, protruded part submedially (Figure 2 B); paramere shallow split apically in lateral view (Figure 4 E). Description Only important characters are given here. Head. Ocellar triangle mostly brownish black, brown on lower a quarter. Frons brown. Pedicel greyish brown above, greyish yellow below; first flagellomere greyish yellow on inner one-third, dark brown on outer two-thirds. Face brownish black. Clypeus dark brown. Gena brown. Palpus brown and slender, rod-shaped in male. Thorax. Scutum yellow on anterior half, brown on posterior half. Pleura brown to black. Katepisternal setae two. Scutellum brown. Legs. Yellow, black on knee joints of mid- and hindlegs. Abdomen. Tergites glossy, yellow on first and second, dark brown on the rest. Sternites greyish yellow. Male terminalia. Epandrium roundly protruded on ventral margin, with about 23 setae (Figure 4 A). Surstylus protruded on posteroventral corner (Figure 4 A, B). Cercus ventrally round (Figure 4 A, B). Aedeagus apically sclerotized, round in ventral view, pointed in lateral view (Figure 4 D, E). Measurements BL = 2.87 mm in holotype, ThL = 1.44 mm, WL = 2.63 mm, WW = 1.16 mm, arb = 6 / 1, avd = 0.86, adf = 1.75, flw = 2.50, FW / HW = 0.39, ch / o = 0.08, prorb = 1.00, vb = 0.71, dcl = 0.22, sctl = damaged, sterno = 0.75, orbito = 0.58, dcp = 0.20, sctlp = 1.00, C = 2.04, 4 c = 1.77, 4 v = 3.30, 5 x = 0.82, ac = 14.4, M = 0.69, C 3 F = 0.81. Type material Holotype male (SCAU, No. 120554), China: Puer, Yunnan, 22 ° 47 ′ N, 101 ° 02 ′ E, altitude 1400 m, 18 September 2007, swept over tussock, J. J. Gao. Etymology From the Latin words: bi - plus lobatus, referring to the paramere apically shallowly bifurcated. Distribution China (Yunnan).	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
03D550183763FF87FE5066FD3E4801A7.taxon	description	(Figures 1 E, F; 2 C; 5 A – E) Diagnosis Paramere distally deeply bifurcated, with one small projection in ventral view (Figure 5 C, D); aedeagus apically roundly expanded (Figure 5 C, D). Description Only important characters are described here. Head. Ocellar triangle black on upper two-thirds, brown on lower one-third. Frons brownish yellow. Pedicel yellow; first flagellomere greyish black. Face mostly brown. Clypeus dark brown. Gena brown. Palpus brownish black, broad and large in male. Thorax. Scutum yellow to yellowish brown. Pleura dark brown to black, broadened in male, medially half as wide as long. Katepisternal setae two. Scutellum brownish yellow. Legs. Yellow. Abdomen. Tergites glossy black, except for first and second orange yellow medially. Sternites, first and second yellow, but others dark brown. Male terminalia. Epandrium slightly roundly protruded on ventral margin, with about 11 setae (Figure 5 A). Surstylus protruded on antero- and posteroventral corners, with two setae subbasally (Figure 5 A). Cercus ventrally round (Figure 5 A, B). Basal process of aedeagus slender, apically slightly bifurcated (Figure 5 C, D). Measurements BL = damaged, ThL = damaged, WL = 2.10 mm, WW = 0.97 mm, arb = 6 / 1, avd = 0.78, adf = 2.25, flw = 3.00, FW / HW = 0.41, ch / o = 0.08, prorb = 1.00, vb = 0.50, dcl = damaged, sctl = damaged, sterno = damaged, orbito = 0.50, dcp = damaged, sctlp = damaged, C = 1.29, 4 c = 2.18, 4 v = 3.40, 5 x = 0.87, ac = 14.8, M = 0.64, C 3 F = 0.70. Type material Holotype male (MZB), Indonesia: Padang-Kotagoding, West Sumatra, 0 ° 59 ′ N, 100 ° 22 ′ E, altitude 200 m, 4 January 2004, M. J. Toda. Etymology A combination of the Latin words: bi plus partitus, referring to the paramere deeply bifurcated apically. Distribution Indonesia (West Sumatra).	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
03D550183765FF84FE7565F838030555.taxon	description	(Figures 1 G, H; 2 D; 6) Diagnosis Paramere subapically strongly sclerotized, acute projection (Figure 6 D, E); aedeagus apically slightly expanded to hammer-shape in lateral view, with lobe-shaped basal processes (Figure 6 D, E). Description Only important characters are described here. Head. Ocellar triangle and frons brown. Pedicel yellow; first flagellomere black. Face, clypeus, gena brown. Palpus brown and slender, rod-shaped in male. Thorax. Scutum yellow on anterior one-third, brown to black on posterior twothirds. Pleura brown on upper part, black on lower part, slender, rod-shaped in male. Katepisternal setae two. Scutellum brown. Legs. Yellow, black on all knee joints. Abdomen. Tergites mostly brownish black. Sternites greyish yellow. Male terminalia. Epandrium roundly protruded on ventral margin, with about 18 setae (Figure 6 A). Surstylus protruded on posteroventral corner (Figure 6 A, B). Cercus ventrally round in lateral view (Figure 6 A), dorsally elongated in posterior view (Figure 6 C). Paramere with expanded lobe bearing two long sensilla subapically and several sensilla on dorsomedial projection (Figure 6 D, E). Measurements BL = 2.98 mm in holotype (3.00 mm in one female paratype), ThL = 1.24 mm (1.46 mm), WL = 2.88 mm (3.40 mm), WW = 1.04 mm (1.28 mm), arb = 8 / 2 (7 / 2), avd = 0.86 (0.93), adf = 2.33 (2.14), flw = 1.83 (1.71), FW / HW = 0.42 (0.42), ch / o = 0.07 (0.05), prorb = 0.93 (0.94), rcorb = 0.13 (0.19), vb = 0.55 (0.57), dcl = 0.27 (0.35), sctl = 1.09 (1.08), sterno = 0.52 (0.58), orbito = 0.50 (0.50), dcp = 0.12 (0.14), sctlp = 1.00 (1.00), C = 2.06 (2.10), 4 c = 1.75 (1.52), 4 v = 3.20 (3.08), 5 x = 1.00 (1.07), ac = 17.50 (12.67), M = 0.60 (0.60), C 3 F = 0.78 (0.79). Type material Holotype male (SCAU No. 120555), China: Mengla, Xishuangbanna, Yunnan, 21 ° 28 ′ N, 101 ° 38 ′ E, altitude 570 m, 21 April 2007, swept over fallen logs, J. J. Gao. Etymology A combination of the Latin words: minutus plus palpus, referring to the small palpus. Distribution China (Yunnan). The zonaria species group Diagnosis Wing. Medial band as broad as length of dm-cu cross-vein at least; r-m cross-vein clear; M vein gently curved to R 4 + 5 vein after dm-cu cross-vein (Figure 2 E, F). Included species	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
03D550183767FF9AFE57679D3D0607DD.taxon	description	(Figures 1 I, J; 2 E; 7) Diagnosis Paramere nearly entirely black, apically slightly bifurcated (Figure 7 D, E); aedeagus slender distally, expanded dorsomedially in lateral view (Figure 7 E). Description Only important characters are described here. Head. Ocellar and frons brown. Pedicel brown; first flagellomere greyish yellow on basal two-thirds, greyish black on distal one-third. Face brownish yellow. Clypeus black. Gena yellow. Palpus greyish brown, broadened in male, medially one-third as wide as long. Thorax. Scutum yellow. Pleura glossy brown on upper part, black on lower part. Katepisternal setae two. Scutellum yellow. Legs Yellow, black on hind tibia. Abdomen. Tergites mostly glossy, black. Sternites brown. Male terminalia. Epandrium slightly roundly protruded on ventral margin, with about 18 setae (Figure 7 A). Surstylus slightly protruded on posteroventral corners, with several setae on outer surface (Figure 7 A, B). Cercus ventrally elongated in lateral view (Figure 7 A). Aedeagus apically round in ventral and lateral views (Figure 7 D, E). Basal process of aedeagus slender (Figure 7 D, E). Measurements BL = 2.75 mm in holotype (range in three female paratypes: 2.59 – 3.28 mm), ThL = 1.32 mm (1.05 – 1.28 mm), WL = 2.56 mm (2.04 – 2.40 mm), WW = 1.22 mm (0.92 – 1.16 mm), arb = 8 / 1 (6 / 1 – 7 / 1), avd = 0.80 (0.71 – 1.00), adf = 2.50 (1.63 – 2.13), flw = 2.75 (2.20 – 2.63), FW / HW = 0.39 (0.41 – 0.48), ch / o = 0.08 (0.07 – 0.10), prorb = damaged (0.80 – 0.92), vb = 0.50 (0.55 – 0.75), dcl = 0.28 (0.24 – 0.29), sctl = damaged (0.92 – 1.36), sterno = 0.75 (0.64 – 0.74), orbito = 0.75 (0.52 – 0.60), dcp = 0.21 (0.16 – 0.25), sctlp = 1.25 (1.16 – 1.25), C = 1.94 (1.76 – 1.96), 4 c = 1.71 (1.50 – 1.75), 4 v = 3.30 (3.10 – 3.30), 5 x = 1.07 (1.00 – 1.40), ac = 12.8 (12.4 – 15.0), M = 0.71 (0.58 – 0.70), C 3 F = 0.83 (0.76 – 0.80). Type material Holotype male (SCAU, No. 120556), China: Mount Jianfengling, Ledong, Hainan, 18 ° 41 ′ N, 108 ° 52 ′ E, altitude 800 m, 16 May 2005, swept over fallen logs and fruits, M. F. Xu. Paratypes: two females (SCAU, Nos. 120557, - 58), same data as for holotype; one male and one feamle (SCAU, Nos. 120559, - 60), Mount Atuoling, Hainan, 18 ° 20 ′ N, 109 ° 22 ′ E, altitude 550 m, 20 April 2007, swept over fallen logs, T. Li. Etymology From the Latin word: insularis, referring to the type locality. Distribution China (Hainan).	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
03D550183779FF99FE2F64403DC202FD.taxon	description	(Figures 1 G, H; 20; 8) Diagnosis Paramere subapically roundly expanded in lateral view, lacking any projections (Figure 8 E); aedeagus smoothly narrowed on distal one-third (Figure 8 D, E). Description Only important characters are described here. Head. Ocellar triangle dark brown. Frons brown. Pedicel brown; first flagellomere greyish brown on basal two-thirds, greyish black on distal one-third. Face mostly dark brown, with one small yellow patch. Palpus black, yellow at tip, broad, large in male, medially half as wide as long. Clypeus black. Gena brown. Thorax. Scutum yellow on anterior two-thirds, dark brown on posterior one-third. Pleura brownish yellow on upper part, black on lower part. Katepisternal setae two. Scutellum brownish yellow, pale at tip. Legs. Yellow, black on hind tibia. Abdomen. Tergites yellow first and second, glossy black on the rest. Sternites brown to black in male; male fifth with a few long setae on posterior margin. Male terminalia. Epandrium roundly protruded on ventral margin, with about 20 setae (Figure 8 A). Surstylus protruded on antero- and posteroventral corners (Figure 8 B). Cercus ventrally round (Figure 8 A, C). Basal process of aedeagus slender (Figure 8 E). Measurements BL = 2.68 mm in holotype (range in five male paratypes: 2.28 – 2.90 mm), ThL = 1.09 mm (1.00 – 1.31 mm), WL = 2.30 mm (2.15 – 2.34 mm), WW = 1.00 mm (0.91 – 1.13 mm), arb = 5 / 1 (6 / 1 – 7 / 1), avd = 0.93 (0.70 – 1.50), adf = 1.75 (1.50 – 2.00), flw = 2.40 (2.00 – 2.60), FW / HW = 0.44 (0.38 – 0.42), ch / o = 0.09 (0.09), prorb = 1.00 (0.75 – 0.89), vb = 0.80 (0.50 – 0.81), dcl = damaged (0.21 – 0.29), sctl = 1.36 (1.11 – 1.36), sterno = 0.75 (0.61 – 0.64), orbito = 0.60 (0.50 – 0.72), dcp = 0.19 (0.18 – 0.21), sctlp = 1.30 (1.00 – 1.50), C = 1.85 (1.67 – 1.85), 4 c = 1.75 (1.64 – 2.00), 4 v = 3.30 (2.90 – 3.50), 5 x = 0.94 (1.00 – 1.28), ac = 11.6 (12.70 – 15.60), M = 0.63 (0.57 – 0.75), C 3 F = 0.81 (0.71 – 0.79). Type material Holotype male (SCAU No. 120561), Mount Diaoluo, Lingshui, Hainnan, 18 ° 10 ′ N, 108 ° 52 ′ E, altitude 1000 m, 22 May 2004, swept over fallen logs and tussock, H. W. Chen. Paratypes: China: eight males and eight females (four males and four females in KIZ; four males and four females in SCAU, Nos. 120562 – 69), same data as holotype except 16, 17 May 2005, 23, 24 April 2008, H. L. Cao, H. W. Chen, X. P. Chen, J. J. Gao, M. F. Xu; ten males and five females (five males and three females in KIZ; five males and females in SCAU, Nos. 120573 – 79), Mount Jianfengling, Ledong, Hainan, 18 ° 41 ′ N, 108 ° 52 ′ E, altitude 800 m, 20 May 2004, 20 April 2008, swept over fallen logs and over tussock, H. W. Chen, X. P. Chen, J. J. Gao; two males, one female (SCAU, Nos. 120570 – 72), Mount Atuoling, Wuzhishan, Hainan, 18 ° 20 ′ N, 109 ° 22 ′ E, altitude 550 m, 20 April 2007, swept over fallen logs, T. Li. Etymology From the Latin word: silvanus, meaning forester god. Distribution China (Hainan).	en	Li, Tong, Gao, Jianjun, Chen, Hongwei (2010): Six new species of the genus Pseudostegana (Diptera: Drosophilidae) from the Oriental region. Journal of Natural History 44 (23 - 24): 1401-1418, DOI: 10.1080/00222931003679584, URL: http://dx.doi.org/10.1080/00222931003679584
