鱕

* 古书中记载的一种大型的凶猛海鱼，吻部呈剑状突起，其边缘具锯齿，似类今锯鲨、锯鳐一类的鱼："～鱼鼻有横骨如鐇（斧刃），海船逢之必断。"

(translated) According to ancient texts, 鱕 refers to a large, ferocious sea fish with a sword-like snout protrusion that has serrated edges, resembling creatures like modern sawsharks and sawfishes