Endophallus

Pronunciation
/en-do-FAL-us/
Category
Anatomy
Singular
Endophallus
Plural
Endophalli

Definition

The membranous inner structure of the male genitalia in some insects, involved in copulation.

Etymology

From Greek 'endo-', meaning 'within', and 'phallos', meaning 'penis'.

Example

The endophallus is everted during copulation to allow for sperm transfer.

Related Terms