Nagiella inferior (Hampson, 1899)

Lu, Xiao-Qiang & Du, Xi-Cui, 2020, Revision of Nagiella Munroe (Lepidoptera, Crambidae), with the description of a new species from China, ZooKeys 964, pp. 143-159 : 143

Nagiella inferior (Hampson, 1899) Figures 5 , 10 , 13

Sylepta [sic] inferior Hampson, 1899: 724.

Botys quadrimaculalis Motschulsky, 1861: 37.

Nagiella inferior : Munroe, 1976: 876.

Pleuroptya inferior : Inoue, 1982: 343.

Material examined.

China, Liaoning: Huanren County, Laotuding, 28.VII.2012, leg. Dan-Dan Zhang & Li-Jun Yang (SYSU); Gansu: 1 ♂, Kangxian County, Baiyun Mountain, 1200 m, 3.VII.2018, leg. Xiao-Qiang Lu & Xi-Cui Du; Shanxi: 1 ♂, Jincheng City, Manghe, 725 m, 28.VI.2018, leg. Xiao-Qiang Lu & Xi-Cui Du; Shaanxi: Ningxia County, Xunyangba Town, 1400 m, 4.VIII.2014, leg. Jiu-Yang Luo & Kai-Li Liu; 3 ♂♂, Taibai County, Huangbaiyuan Town, 1200 m, 19.VIII.2014, leg. Kai-Li Liu; 6 ♂♂, 1 ♀, Baojilong County, 900 m, 6.VII.2018, leg. Xiao-Qiang Lu & Xi-Cui Du; Hubei: 15 ♂♂, Dabie Mountain, Taohua Village, 590 m, 25-28.VI.2014, leg. Li-Jun Xu; 2 ♂♂, Xiangyang City, Maqian Town, 1100 m, 19.VI.2018, leg. Xiao-Qiang Lu & Xi-Cui Du; Zhejiang: 1 ♂, Jiulong Mountain, 50 m, 4.VIII.2011, leg. Xiao-Bing Fu; 9 ♂♂, Tianmu Mountain Nature Reserve, 400 m, 25-28.VII.2011, leg. Xi-Cui Du & Xiao-Bing Fu; 4 ♂♂, Qingliangfeng Nature Reserve, 300 m, 18-22.V.2012, leg. Xiao-Bing Fu; Tibet: Motuo County, Didong Village, 840 m, 15.VIII.2006, leg. Fu-Qiang Chen (IOZ); Chongqing: 1 ♂ Jingfoshan Nature Reserve, 679 m, 15.IX.2018, leg. Xi-Cui Du; 1 ♂, Hechuan Farm, 230 m, 3.VII.2009, leg. Xi-Cui Du; 6 ♂♂, Chengkou County, Dongan Village, xingtian Village, 1300 m, 26.VI.2013, leg. Gui-Qing He & Li-Jun Xu; Sichaun: 4 ♂♂, Tongjiang County, Nuoshui River Scenic Area, 700 m, 5.VII.2013, leg. Gui-Qing He & Dan Xu; 1 ♂, Nanjiang County, Guangwu Mountain, 900 m, 10.VII.2013, leg. Gui-Qing He & Li-Jun Xu; 1 ♂, 2 ♀♀, Huagaoxi Nature Reserve, Guandou Village, 763 m, 11.X.2014, leg. Li-Jun Xu & Dan Xu; Guizhou: 1 ♂, Kuankuoshui, Baishao, 800 m, 12.VIII.2010, leg. Xi-Cui Du; 1 ♂, Maolan Nature Reserve, Lanei Village, 806 m, 24.VII.2015, leg. Dan Xu; Yunnan: 2 ♂♂, Honghe Prefecture, Ma’andi, 1300 m, 14.V.2015, leg. Xue-Li Wei; 2 ♂♂, Xishuangbannadaizu Prefecture, Menglun Town, 620 m, 17.V.2018, leg. Xiao-Qiang Lu & Xi-Cui Du; Guangxi: 1 ♂, Longzhou, Nonggang, 188 m, 26.VII.2011, leg. Gui-Qing He; 1 ♂, Jingxiu, Shengtang Mountain, 600 m, 28.VIII. 2011, leg. Li-Yang Jun; 1 ♂, Jinzhong Mountain, Miaozhai, 1450 m, 31.VII.2014, leg. Xue-Li Wei & Chao Ran; 3 ♂♂, Cenwanglaoshan, Longdaping, 1290 m, 10.VIII.2014, leg. Xue-Li Wei & Chao Ran; 1♂, Hechi, Jiuwanshan, 1600 m, 23.VII.2015, leg. Ji-Ping Wan; Hainan: Wuzhi Mountain, 795 m, 20.V.2014, leg. Li-Jun Xu & Xu Dan. Genitalia slide no.: XLJ13114 ♂, XLJ14053 ♂, XLJ14219 ♂, LXQ18284 ♂, LXQ18291 ♂, LXQ18303 ♂, XLJ14220 ♀, XLJ14239 ♀.

Diagnosis.

Adult (Fig. 5 ): Wings brown. Forewing length 10.0-12.5 mm (wingspan 22.0-28.0 mm); a small white spot between the orbicular spot and discoidal spot; a large white subreniform spot between the discoidal spot and postmedial line, up to Rs2+Rs3 and down to CuA1; antemedial and postmedial line unclear. Hindwing with a large white irregular quadrilateral spot between the discoidal spot and postmedial line, dentated between M2 and M3. Male genitalia (Fig. 10 ): Uncus trapezoidal, distal half with setae. Gnathos stubby, fingerlike or tuberculiform. Clasper thin, fingerlike. Female genitalia (Fig. 13 ): Signum round, very small.

Male genitalia

(Fig. 10 ). Uncus trapezoidal, slightly concave terminally, distal half with setae. Gnathos stubby, finger-like or tubercle-like. Valva elongate lingulate, slightly narrowed, terminal with a crowd of long setae, posterior margin with a cluster of long setae near the middle and slightly concave distally; clasper thin, finger-like, constricted near middle. Saccus conical, broad. Juxta semi-circular. Phallus longitudinally wrinkled distally.

Female genitalia

(Fig. 13 ). Apophyses anteriores ca. twice the length of apophyses posteriores. Ductus bursae ca. twice the length of corpus bursae; ductus seminalis from the middle of ductus bursae. Corpus bursae oval, with a very small leaflike signum.

Distribution.

China (Liaoning, Gansu, Shanxi, Shaanxi, Henan, Hubei, Zhejiang, Jiangsu, Jiangxi, Tibet, Sichuan, Chongqing, Guizhou, Yunnan, Guangdong, Guangxi, Hainan, Fujian, Taiwan), Korea, Japan, India, Russia (far east) ( Hampson 1899; Inoue 1982; Du 2009).

Figures

Figures 4 - 8. Habitus of Nagiella species 4 N. hortulatoides male 5 N. inferior male 6 N. quadrimaculalis male 7 Nagia incomitata Swinhoe 1894 female, type, BMNH Pyr., London. 7 A head 8 Nagiella bispina sp. nov. male, holotype.

Figures 9 - 15. Genitalia of Nagiella species 9 N. hortulatoides: male, genitalia slide no. LXQ 18311 10, 13 N. inferior: 10 male, genitalia slide no. LXQ 18291 13 female, genitalia slide no. XLJ 14239 11, 14 N. quadrimaculalis: 11 male, genitalia slide no. LXQ 18310 14 female, genitalia slide no. LXQ 18306 12, 15 N. bispina sp. nov.: 12 male, holotype, genitalia slide no. XLJ 14011 15 female, paratype, slide no. XLJ 14009 15 A signa.