Tarsus

Pronunciation
/TAR-sus/
Category
Anatomy
Singular
Tarsus
Plural
Tarsi

Definition

The distal segment of the leg of an insect or arachnid, composed of multiple small segments or tarsomeres.

Etymology

From Latin 'tarsus', meaning 'ankle', which is derived from Greek 'tarsos', meaning 'flat surface' or 'sole of the foot'.

Example

The beetle's tarsus is adapted for grasping and holding onto surfaces.

Synonyms

  • Foot

Related Terms

Usage Notes

The number of tarsomeres can vary between species, and the structure is crucial for understanding insect and arachnid locomotion.