Calcaria

Definition

A term referring to spur-like projections or appendages found on the legs of some insects and arachnids, often used in locomotion or defense.

Etymology

From Latin 'calcar', meaning 'a spur' or 'a small lever'.

Example

The calcaria on the hind legs of certain insects help them grip surfaces more effectively.

Related Terms

• Legs
• Locomotion
• Defense

Usage Notes

Calcaria are often found as part of the leg structure and may serve various functions such as aiding in mobility or in some cases, defense.