In this order the forewings are modified to form hard elytra or cases . 该目昆虫的前翅发展成坚硬的鞘翅或壳。
2.
When the mist arrives , o . unguicularis tilts its body forward into the wind , and moisture rolls down its fused elytra into its mouth 当雾气来袭，沐雾甲虫会把身体前倾入风中，好让水气顺著黏合的翅鞘滚入口中。
