海南澳毒蛾属Orvasca Walker(鳞翅目:毒蛾科)一新种  

A New Species of the Genus Orvasca Walker(Lepidoptera:Lymantriidae) from Hainan

作　　者：王厚帅[1] 王敏[1] 范骁凌[1] 

机构地区：[1]华南农业大学资源环境学院,广东广州510642

出　　处：《华南农业大学学报》2010年第2期47-49,共3页Journal of South China Agricultural University

摘　　要：描述了海南澳毒蛾属Orvasca Walker一新种,即异色澳毒蛾O.heterocolor sp.nov..新种与近似种的主要区别在于后翅基半部浅灰色,端半部淡黄色;抱器瓣深分叉,背侧一壁宽大,长方形,腹侧一壁相当小,三角形;阳茎直,近端部凹陷;阳茎端膜膨大,密被微刺.提供了成虫和雄性生殖器图片.One new species of the genus Orvasca Walker, e. g. , O. heterocolor sp. nov. is described from Hainan Island, China. The new species clearly differs from its allied species by hindwing basal half light grey, distal half pale yellow; valva deeply bifid, the dorsal arm broad, rectangular, the ventral arm rather small, triangle-shaped ; aedeagus straight, concave near the apex ; vesica expanded, with numerous spinules. Images of adult and male genitalia are provided.

关 键 词：鳞翅目 毒蛾科 澳毒蛾属 新种 海南岛 

分 类 号：Q969.437.5[生物学—昆虫学]