Procuticle

Pronunciation: /proh-KYOOT-ickle/

Category: Anatomy

Singular: Procuticle

Plural: Procuticles

Definition

The innermost layer of the insect cuticle, composed primarily of chitin and protein. It is a flexible matrix material that forms the primary structural component of the cuticle before sclerotization.

Etymology

From Latin 'pro-', meaning 'before', and 'cuticle'.

Example

The procuticle in insects undergoes hardening and transformation into the exocuticle during molting.

Related Terms

Cuticle
Sclerotization
Molting
Endocuticle
Exocuticle

Usage Notes

Procuticle is characterized by its flexibility, which allows for movement and adaptation to environmental conditions before sclerotization.