事实上，情况似乎正是如此。原来，船虫有一个奇特的子器官，叫做typhlosole--"它看起来就像萨尔瓦多-达利倒立的胡子"，希普韦说，它嵌在软体动物 ...

Scanning electron micrograph of a T. navalis cecum, focused on the typhlosole sub-organ. The cecum was extracted from an anesthetized shipworm before submersion in 4% paraformaldehyde in a 0.1 M ...