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一、小蛾类的特点小蛾类属鳞翅目蛾类里的一部分,它的特征表现为:(1)体小(一般翅展在25毫米以下)。(2)后翅呈披针形,缘毛长过翅宽。(3)前翅臀脉两条,后翅臀脉三条。但任何一种小蛾,不可能三项具备。其中(2)(3)两项,占有一项即可成立,只有(1)项,尽管它们当中绝大多数翅展是小于25毫米,而且这一特征也是最好用的,可是由于小蛾类中的蝙蝠蛾、木蠹蛾等是大型,大蛾类中瘤蛾、苔蛾、部分夜蛾等又都是小型,所以这项特征就变得不能单独成立。
First, the characteristics of small moths Small moths are part of the Lepidoptera moth, its characteristics are as follows: (1) small body (usually less than 25 mm wingspan). (2) Hind wing was lanceolate, margin hair longer than the wing width. (3) two wings of the front wings, hip wings after three. But any kind of moth can not have three items. Among them, (2) (3) two items, one can hold, only (1), although most of them are less than 25 mm wingspan and this feature is also the best use, but because of the small moth Species such as bat moths, moths and other small moths, moths, moths, part-time moths are small, so this feature can not be established alone.