Mentum

Definition

A part of the insect's mouthparts, specifically the distal portion of the labium, often bearing palps or other sensory structures.

Etymology

Latin *mentum*, meaning 'chin'.

Example

The mentum of a praying mantis is equipped with sensory receptors to detect prey.

Related Terms

• Labium
• Mandibles
• Maxilla

Usage Notes

The mentum can vary in size and shape depending on the insect species.