Tautoneura japonica (Dworakowska, 1972)

(Figs. 2, 13–19)

Erythroneura (Balila) japonica Dworakowska, 1972: 865

Description. Body slender. Dorsum pale yellow. Vertex comparatively long, without spot. Frontoclypeus and anteclypeus milky yellow. Lorum whitish yellow. Pronotum and scutellum milky yellow. Forewing transparent whitish yellow and usually with three pale red spots (Fig. 2). Sometimes forewing with 4-6 red spots depending on geographical region. Legs pale yellow, without pattern.

Male abdominal apodemes narrow and extended to half of sternite IV (Fig. 17).

Male genitalia. Pygofer lobe with 2 macrosetae at basal lower angle, ventral appendage slender, elongated well beyond caudal margin of pygofer lobe (Fig. 19), dorsal appendage falcate. Subgenital plate with 3 macrosetae at middle part and several stout setae in row (Fig. 16). Style plump near middle, apex with 2 points (Fig. 15). Aedeagus shaft broad in ventral view with pair of branched processes subapically extending basally (Fig.13), shaft thin and arched dorsad in lateral view (Fig. 14); preatrium absent. Connective with stem reduced, not distinct (Fig. 18).

Measurements. Body length males 2.1–2.4 mm, females 2.3– 2.5mm.

Specimens examined. [CNU] 2♀♀, Korea, Geoje, Oksan-ri, 24. vii. 2014, coll. S. Oh, on Pueraria lobata; [CNU] 8♂♂, 12♀♀, Korea, Cheonju, Gyesan-ri, 11. ix. 2014, coll. S. Oh, on Pueraria lobata; [CNU] 7♂♂, 13♀♀, Korea, Daejeon, Mt. Maebang, 24. x. 2014, coll. S. Oh, on Pueraria lobata .

Host plants. Pueraria lobata (Willd.) Ohwi ( Fabales: Fabaceae)*

Distributions. Japan, Korea *