The skin of our backs descends into a v, like a bird's wing does to its body-a bone hinge covered in smooth skin, our spines locked together at the base.

我们背上的皮肤向下延伸成一个“V”，就像鸟儿身体上的翅膀——一段覆盖在光滑皮肤下，绞缠在一起的骨头。我们的脊椎在底部锁在一起。

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The skin of our backs descends into a V, like a bird's wing does to its body—a bone hinge covered in smooth skin, our spines locked together at the base.

我们背上的皮肤向下延伸成一个“V”，就像鸟儿身体上的翅膀——一段覆盖在光滑皮肤下，绞缠在一起的骨头。 我们的脊椎在底部锁在一起。

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There was a pair of curved hamuli on both sides of the mouth, while small spines like mastoid process were covered with the shape of the body.

口两侧各有一对钩，虫体布满似乳突状小棘，只有成虫前端和末端两侧可见散在的隆起的椭圆孔状感觉器，虫体末端腹面可见肛孔。

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