epiproct

Definition

A small, plate-like structure located at the dorsal tip of the abdomen in some insects, especially in certain orders like Odonata (dragonflies and damselflies) and Orthoptera (grasshoppers and crickets), which assists in the defecation and egg-laying processes.

Etymology

Derived from Greek 'epi-' meaning 'upon' and 'proktos' meaning 'anus'.

Example

The epiproct of a dragonfly aids in the defecation process and is located just above the anus.

Synonyms

• Dorsal anal plate

Related Terms

• Paraproct
• Abdomen
• Odonata
• Orthoptera

Usage Notes

The epiproct is typically used in the context of anatomical studies of insect morphology and may vary in structure depending on the insect order.