Euproctis flavotriangulata Gaede, 1932

(Figs. 25–26, 40, 52)

Euproctis flavotriangulata Gaede, 1932: 104; Collenette, 1934: 115; Chao, 2003: 426.

Diagnosis. Forewing length 15–18 mm. Forewing fuscous, with a yellow triangular patch near base of costa, and a smaller yellow patch at middle of dorsum, an irregular yellow marginal band, separated by fuscous scales from the middle of termen, apex with dark spots; hindwing fuscous with a yellow margin. Male genitalia (Fig. 40): Tegumen broad; uncus long, digitate; valva tongue-like, sacculus with a process at base. Juxta well developed. Female genitalia (Fig. 52): Papilla analis broad; apophysis anterioris longer than apophysis posterioris; ostium membranous; ductus short, Signum absent.

Material examined. 43, 3Ƥ, Nanling National Nature Reserve, Guangdong, 20.IV.2009; 2Ƥ, same locality, 7.V.2009;

Distribution. China (Beijing, Shanxi, Zhejiang, Sichuan, Fujian, Hunan, Yunnan, Guangdong). Remarks. Externally the female somewhat resembles those of E. piperita (Oberthur), but is separated from the latter by lacking a signum.