Apidioplana apluda

Apidioplana apluda is a species of flatworm in the family Apidioplanidae. It can be found on the Great Barrier Reef as a symbiote of gorgonian corals.

Description
A. apluda is about 2 by 1 mm in size. The dorsum is a russet red color, while the ventral side is grey. There are four anterio-lateral eyes, in addition to two smaller median pairs. Distinctive of A. apluda is the presence of several 'apioid' organs on the ventral surface of the body; these organs each consist of a muscular capsule.

Etymology
The specific epithet is derived from the Latin apluda, meaning "scale" or "chaff". It is in reference to the species being closely applied to their host.

Distribution and ecology
A. apluda is known to be found on the Great Barrier Reef, acting as a symbiote of corals from the genus Melithaea.