pachyonyxis

例句：

1. 1.The pachyonyxis is a rare species of sea turtle that can be found in the Pacific Ocean.
   太平洋海龟是一种罕见的物种，可以在太平洋找到。
2. 2. Pachyonyxis is a genus of fish that belongs to the family Siluriformes.
   帕奇尼西斯是一类鱼，属于silurifoms家族。
3. 3. Pachyonyxis is a type of marine mammal that feeds on squid and other small fish.
   帕奇尼西斯是一种海洋哺乳动物，以鱿鱼和其他小型鱼类为食。