43) Impatiophila securiformis Fu & Gao, sp. nov.

(Fig. 49; Pl. 5F; Pl. 7P)

Diagnosis. Male abdominal sternite VI wider than long. Tenth sternite much narrowing ventrally, nearly flat on dorsomedial margin (Fig. 49 D). Paramere strongly curved dorsad in lateral view (Fig. 49 F). Hypandrium convex on lateral margins and slightly narrowing anteriorly in dorsal/ventral view (Fig. 49 E). Oviscapt valve with 5 dorsal ovisensilla (Fig. 49 H).

Description (♂, ♀). Head: Cibarium with 2−3 medial sensilla per side.

Male terminalia (Fig. 49 A −F): Epandrium pubescent except for dorsocentral, antero- and ventromarginal portions, with ca. 12 long setae on ventral half and with ca. 8 shorter setae on caudoventral portion. Surstylus with 1 thick seta in addition to 2 stout, upturned prensisetae at and above caudodorsal corner and 5 prensisetae along distal margin. Cercus with ca. 10−23 long setae. Paramere with 6 sensilla: distalmost one distantly located. Aedeagal basal process distally less expanded in lateral view, about 3/5 length of paramere.

Female terminalia (Fig. 49 G, H; Pl. 7P): Oviscapt valve with 11−13 lateral and 6−7 ventral ovisensilla. Spermatheca capsule pale brown; introvert depth of duct about 1/4 of capsule height.

Measurements: BL = 1.76 (5♂ paratypes: 1.46−1.84, 5♀ paratypes: 1.84−2.28) mm, ThL = 0.76 (0.64−0.77, 0.76−0.82) mm, WL = 1.62 (1.50−1.70, 1.77−1.89) mm, WW = 0.71 (0.65−0.73, 0.75−0.80) mm.

Indices: arb =3/1 (5♂, 5♀ paratypes: 3/1), FW/HW = 0.47 (0.44−0.48), ch/o = 0.10 (0.08−0.12), prorb = 0.98 (0.91−1.10), rcorb = 0.73 (0.63−0.82), orbito = 1.63 (1.22−1.60), vb = 0.38 (0.35−0.40), dcl = 0.57 (0.51−0.62), dcp = 0.54 (0.42−0.60), sterno = 0.58 (0.51−0.62), m-sterno = 0.62 (0.50−0.66), sctl = 1.02 (0.93−1.03), sctlp = 1.00 (0.95−1.17), C = 2.56 (2.40−2.83), 4c = 0.94 (0.87−1.04), 4v = 1.82 (1.83−2.09), 5x = 1.87 (1.87−2.42), ac = 2.37 (2.30−2.75), M = 0.64 (0.53−0.69), C3F = 0.16 (0.16−0.25).

Holotype. ♂ (#01501), Yangbi, Dali, Yunnan, China, 26.VIII.2011, ex Impatiens sp.12 (with purple flowers), J.J. Gao (KIZ).

Paratypes. CHINA: 2♂, 2♀ (#00173, #00174, #01400, #01502), same data as holotype; 2♂, 2♀ (#01503, #01504, #01564, #01565), Jiujiezi, Baihualing Village, Mangkuan Town, Longyang County, Baoshan, Yunnan, 24.ix.2012, ca. 1900m, ex Impatiens sp.6 (with purple flowers), J.J. Gao; 1♂, 1♀ (#01592, #01593), Laomengshan, Baihualing Village, Mangkuan Town, Longyang County, Baoshan, Yunnan, 23.ix.2012, ca. 1500 m, J.J. Gao; 1♂ (#01507), along the way from Yarang Village to the seat of Motuo County, Linzhi, Xizang, 1.x.2010, ex Impatiens ? arguta Hook. f. et. Thoms. (Fig. 1 D) J.J. Gao; 1♀ (#00277), along the way from the seat of Beibeng Town, Motuo County to the Yarang Village, Motuo Town, Motuo County, Linzhi, Xizang, 1.x.2010, ex Impatiens ? arguta Hook. f. et. Thoms. (Fig. 1 D) J.J. Gao (KIZ, SEHU).

Distribution. China (Yunnan, Xizang).

Etymology. Referring to the securiform (securis-formis) tenth sternite.