Pedipalp
（重定向自Pedipalpus）
![Male striped lynx spider showing enlarged pedipalpsThelyphonida, in dorsal view, with pedipalps in green](/Images/godic/202502/01/Oxyopes_salticus_Kaldari_05_crop5208.jpg")
![](/Images/godic/202502/01/Pedipalp_in_green5208.png")
![Palpal or copulatory bulb of Unicorn catleyi](/Images/godic/202502/01/Unicorn_catleyi_copulatory_bulb5209.png")
![](/Images/godic/202502/01/PlatycryptusUndatusFemale5209.jpg")
Pedipalps (commonly shortened to palps or palpi) are the second pair of appendages of chelicerates– a group of arthropods including spiders, scorpions, horseshoe crabs, and sea spiders. The pedipalps are lateral to the chelicerae ("jaws") and anterior to the first pair of walking legs.