- 口吸盘 kǒuxīpán oral suckeroral sucker; a mouth-like attachment organ found on bloodsucking parasites and other organisms
- 吸盘鱼 xīpányú shark suckershark sucker (Echeneis naucrates); remora
- 腹吸盘 fùxīpán ventral sucker; acetabulumventral sucker (as in trematodes); or the acetabulum (the hip socket in vertebrates)