Ocularium

Definition

A raised area or tubercle on the carapace of certain arachnids where the eyes are located.

Etymology

From Latin 'oculus', meaning 'eye', with the suffix '-arium', indicating a place associated with a specific function.

Example

The ocularium of a harvestman or daddy long-legs is prominently located on the top of its body.

Synonyms

• Ocular tubercle

Related Terms

• Carapace
• Eyes
• Arachnids

Usage Notes

The presence and structure of the ocularium can help distinguish different species within certain arachnid groups.