atratus伸展它们的腿提高，然后降低其“柄后腹,”身体后段,即尾部。

C. atratus stretches its legs out, raises them, and then lowers its "gaster," the posterior body segment: the butt.

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黏液腺在胚胎附着过程中形成卵柄和外层卵膜，胚胎是依靠卵柄或卵索附着于腹肢的刚毛上，进而完成胚胎发育过程。

Embryo attachment was affected by the differentiation of egg membrane. Egg stalk and outer egg membrane were formed from mucus during development.

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在室内测定了8种杀虫剂对茄二十八星瓢虫幼虫及其主要天敌瓢虫柄腹姬小蜂的毒力。

Toxicity of 8 insecticides to the larvae of Henosepilachna vigintioctopunctata Fabricius and its major larval parasite, Pediobius foveolatus Crawford , was investigated in the laboratory.

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