apterous

an apterous insect.

无翼昆虫

Compared with virginoparae, the genetic relationship between fundatrix and the first generation of virginoparae (apterous) produced by fundatrix (apterous) was much close.

③干母和干雌遗传关系很,但孤雌蚜已与二者有分化.

In some species, such as aphids, the flightless morph lacks wings and is called the apterous morph.

一些昆虫种类，如蚜虫，出现无，被称为无型。