Starting in infancy, they can clog up blood flow in the bones of the hands and the feet - called dactylitis, or swelling and pain of the digits.

从婴儿，嵌顿会阻碍手、脚部骨骼中血液流动，引起指（趾）炎，即手指（足趾）发炎肿。

Many incomplete skeletons were found but they included, for the first time in an archaeocyte, a complete hind leg that features a foot with three tiny toes.

尽管这些骨骼是不完，但专家发现它们包含着完肢，这些肢鲜明特征是足带有三个小足趾，这是迄今为止在原动物中第一次发现。