Coronal suture

Definition

A suture located on the upper side of an insect head, often running laterally across from one side to the other, and involved in separating different regions of the head capsule.

Etymology

From Latin 'corona', meaning 'crown', and 'sutura', meaning 'a seam or stitch'.

Example

The coronal suture of the beetle divides the vertex and the frons on the head.

Related Terms

• Suture
• Head capsule
• vertex
• Frons

Usage Notes

The coronal suture is more commonly studied in the context of vertebrate anatomy, but the term is also applicable to certain insect anatomy contexts.