Araeopteron xanthopis (Hampson, 1907)

Figs 11, 12, 18, 24 Common name: 黑白纤翅夜蛾

Araeopterum xanthopis Hampson, 1907, Journal of the Bombay Natural History Society 17: 672. TL: Sri Lanka, Haldamulla.

Material examined.

China • 1 ♂; Yunnan, Lincang City; 6–7.IX.2014; HL. Han, MJ. Qi leg.; genit. prep. no. hhl- 4431-1; in NEFU • 1 ♀; Yunnan, Baoshan City, Longyang District, Baihualing Village, Mt. Gaoligong; 30.VII–2.VIII.2008; HL. Han leg.; genit. prep. no. hhl- 4430-2; in NEFU.

Description.

Male genitalia (Fig. 18). Tegumen membranous, triangular. Paratergal sclerites robust and large. Vinculum thick, slightly sclerotized, U-shaped. Saccus sclerotized, mango-shaped. Valva broadened basally and apically, narrowed medially, with a bilobed apex; harpe narrow, positioned at c. 2 / 3 the length from valva base; costa narrow at base, gradually widening, broader than cucullus; cucullus narrow, apically rounded. Uncus slender, slightly curved. Juxta slightly sclerotized. Aedeagus tube-shaped; vesica membranous, with a single cornuti field. Female genitalia (Fig. 24). Papillae anales broad, slightly sclerotized. Apophysis posterioris and apophysis anterioris slender, sclerotized, almost equal in length. Ostium bursae U-shaped, widened, thick, and sclerotized. Ductus bursae short, narrow. Anterior part of corpus bursae slightly sclerotized, bearing small spiny grains; posterior part membranous.

Distribution.

China (Yunnan); Sri Lanka (Haldamulla).

Remarks.

Hampson (1907) first recorded this species and described the characteristics of the adult. In this study, the genitalia of this species are described and illustrated in detail for the first time.