Pedipalps

Definition

A pair of appendages found near the mouthparts of arachnids, such as spiders and scorpions, used for various functions including sensory perception, feeding, and mating.

Etymology

From Latin 'pes, pedis' meaning 'foot' and 'palpus' meaning 'feeler'.

Example

In spiders, the pedipalps are often modified to assist in the transfer of sperm during mating.

Synonyms

• Palps
• Palpi

Related Terms

• Appendages
• Chelicerae
• Arachnids
• Sensory organs

Usage Notes

The form and function of pedipalps can vary significantly among different arachnid groups. In scorpions, they are large pincers, while in spiders, males use them to transfer sperm to females.