Tatargina picta, Walker, [1865] 1864

Bayarsaikhan, Ulziijargal, Ko, Jae ˗ Ho, Kwon, Hyung-Wook & Bae, Yang-Seop, 2020, A new species of the genus Tatargina (Lepidoptera, Erebidae, Arctiinae) from Cambodia, Zootaxa 4731 (4), pp. 589-594 : 591

Tatargina picta (Walker, [1865] 1864)

( Figs. 1 , 3)

Deiopeia picta Walker, [1865] 1864 , List Spec. lipid. Ins. Coll. Br. Mus. 31: 263. TL: Myanmar (Moulmein).

Tatargina picta Walker : Butler, 1877, Trans. Ent. Soc. London: 366.

Tatargina formosa Butler, 1877 , Trans. Ent. Soc. London: 366. TL: South China.

Pericalia picta ab. lutea Rothschild, 1914 , in Seitz, Gross˗Schmett. Erde 10: 255. TL: not stated.

Pericalia picta lutea: Fang, 1985 , Economic Insect Fauna of China 33: 73. T. 7, f. 108b. TL: South China (Yunnan Dongchuan).

Tatargina picta lutea: Fang, 2000 , Fauna Sinica. Lepidoptera 19: 352, pl. VI, fig. 14b.

Redescription Adult ( Figs. 1 , 2). Length of forewing 19˗20 mm in male. Head red, with pale, yellow patch in vertex. Patagium red, with one large, black spot in center of pale yellow, rounded plate. Tegula red, with one large, triangular, black margined gray patch in pale yellow, triangular plate. Thorax red, with two large, triangular and rounded, black margined gray patches in pale yellow, triangular plates. Forewing red ground color, with six rows of irregular, black margined, gray patches in pale yellow plates; basal to postmedial patches elongate; subterminal patches rectangular, diverse sized; terminal patches triangular, diverse sized; fringe pale yellow. Hindwing pale yellow or tinged with pale red, without dark patches in subapical area (figs. 1a˗b, 2 a˗b) or with two or three dark patches in subapical area ( Fang 2000: 351˗352, pl. VI˗14a, b; Černý & Pinratana 2009: 265, pl. 34, figs. 332a, b; Dubatolov 2006: 286, pl. 6, fig. 1); fringe pale yellow. Abdomen pale yellow, with a series of dark spots dorsally and laterally, and a pair series of dark spots ventrally. Male genitalia ( Figs. 4 , 5). Uncus broad, triangular, weakly sclerotized. Tegumen “collar”˗shaped, weakly sclerotized. Valva elongate, sclerotized, weakly covered with setae, with pointed apex and two short, slender, processes on the ventral edge of valva, which upper process of right valva longer than left one; costal margin of valva broad basally, with large, sclerotized transtilla. Juxta weakly sclerotized, subtrapezoidal. Aedeagus stout, weakly waved in basal 1/3, with row of small spines and one bundle of small spines and vesica without cornuti. Female genitalia. Unknown in Cambodia.

Material examined. CAMBODIA: 2 m #, Rovieang , Preah Vihear Prov., 1. V .2010 (YS Bae, XV Le, and YD Ju), Gen. Slide No. INU˗1472C, 1473C . THAILAND: 2 m #, Sakhon Nakhon, Phu Pan NP ., 320 m, 1˗18.IV.2017 Karel Černý (leg. T. Ihle), Gen. Slide No. INU(CKC)˗10226 T , 10228 T.

Distribution. Cambodia, China, Taiwan, Japan (Ryukyu Is.), Myanmar, Vietnam, Thailand.

Remarks. Male genitalia of Thailand and Chinese specimens are showing two kinds of types for processes on the ventral edge of left valva: upper process is almost two times shorter than lower one ( Fang 2000: 351, fig. 245; present paper fig. 5b) and 0.5 time shorter or almost same length with lower one ( Dubatolov 2006: 213, fig. 1; pres- ent paper fig. 5a).

Figures

FIGURES 1˗3. Adults of genus Tatargina spp. 1a. T. picta, male (INU˗1472Cambodia). 1b. ditto, male (INU˗1472Cambodia). 2a. ditto, male (CKC˗1Thailand). 2b. ditto, male (CKC˗2Thailand). 3a. T. erythromelaena n. sp., male (holotype, INU˗1471Cambodia). 3b. ditto, male (paratype, INU˗1470Cambodia).

FIGURES 4˗6. Male genitalia of genus Tatargina spp. 4a. T. picta, INU˗1472Cambodia. 4b. ditto, INU˗1473Cambodia. 5a. ditto, INU(CKC˗1)˗10228Thailand. 5b. ditto, INU(CKC˗2)˗10226Thailand. 6a. T. erythromelaena n. sp., holotype, INU˗1471Cambodia. 6b. ditto, paratype, INU˗1470Cambodia.