nephridia

1. 肾管：adrnal 肾上腺的 | nephridia 肾管 | nephron 肾单位

2. 似環節動物：Neotropical 新熱帶區 | Nephridia 似環節動物 | Nephridium 腎管

3. 分枝肾管：neopterygota 新翅类 | nephridia 分枝肾管 | neural groove 胚神经沟(26)40

1. In the earthworm and many other invertebrates, these excretory structures are called nephridia
    在蚯蚓和许多其它无脊椎动物中，这些排泄结构称为肾管。

2. In the earthworm and many other invertebrates, these excretory structures are called nephridia.
    在蚯蚓和许多其它无脊椎动物中，这些排泄结构称为肾管。