Spreading board

Definition

A tool used by entomologists to spread and pin insect specimens, particularly butterflies and moths, for proper drying and display.

Etymology

The term combines 'spreading', referring to the act of spreading out the wings of insects, with 'board', a flat surface on which the spreading is done.

Example

After capturing the butterfly, the entomologist carefully placed it on the spreading board to ensure its wings dried flat and symmetrical.

Synonyms

• Mounting board

Related Terms

• Pinning board
• Insect pins
• Entomological forceps

Usage Notes

Spreading boards come in various sizes to accommodate different species and have adjustable grooves to hold specimens of varying body widths.