Helcystogramma arotraeum ( Meyrick, 1894 )

Helcystogramma arotraeum ( Meyrick, 1894)

( Figures 8B View Figure 8 , 10F View Figure 10 , 12A View Figure 12 , 14E View Figure 14 )

Cladodes arotraea Meyrick, 1894: 15 .

Brachmia arotraea (Meyrick) : Meyrick, 1911: 722; Meyrick, 1925: 248; Gaede, 1937: 534; Issiki, 1950: 463; Inoue, 1954: 72; Okano, 1959: 271; Clarke, 1969a: 354; Moriuti, 1982, I: 287, II: 215.

Helcystogramma arotraeum (Meyrick) : Hodges, 1986: 122; Park and Hodges, 1995: 226; Ueda, 1995: 383; Ponomarenko, 1997: 4.

Helcystogramma arotraea (Meyrick) View in CoL : Robinson et al., 1994: 81.

Diagnosis

Adult ( Figure 8B View Figure 8 ). Wingspan 9.0–10.5 mm. This species is similar to H. fuscomarginatum Ueda superficially. It differs from the latter in the forewing with paler colour on all veins; the eighth tergite subtriangular ( Figure 10F View Figure 10 ), the valva narrower, shorter than the tegumen–uncus complex, the lobes of vinculum acute dorsoapically, and the aedeagus without sclerotized process in the male genitalia ( Figure 12A View Figure 12 ); the corpus bursae oblong, and the accessory bursa arising from anterior margin or near anterior margin of the corpus bursae in the female genitalia ( Figure 14E View Figure 14 ).

Material examined

CHINA: Hainan Province: 1 male, 1 female, Jianfengling ( 18 ◦ 42 ′ N, 108 ◦ 47 ′ E), 17 May 1978 ( IZCAS) GoogleMaps ; Jiangxi Province: 1 male, Fengxin ( 28 ◦ 42 ′ N, 115 ◦ 22 ′ E), 100 m, 19 July 1975, coll. Youqiao Liu ( IZCAS) GoogleMaps ; Yunnan Province: 1 male, Jinghong ( 22 ◦ 01 ′ N, 100 ◦ 48 ′ E), 17 August 1990 ( IZCAS) GoogleMaps .

Host plants

Poaceae : Zizania latifolia Turcz. , Oryza sativa L. (Ueda 1995).

Distribution

China ( Hainan, Jiangxi, Taiwan, Yunnan), Japan, Myanmar, Thailand, Malaysia, India, Indonesia, Sri Lanka.