hectocotylus

hectocotylus

1. Copulatory apparatus is a special structure in hectocotylus, which usage is also considered.

交配器为耳乌贼亚科茎化腕上的特殊结构，在分类上具有一定作用。

2. For males, hectocotylus as one important reproductive organ is an important taxonomy characteristic and there are some difference in its location and structure among different cephalopods.

茎化腕是雄性头足类的重要生殖器官，也是重要的分类性状，各大类的茎化腕部位和特征有所差异；