Periclimenes imperator, known as the emperor shrimp, is a species of shrimp with a wide distribution across the Indo-Pacific.

[1] It lives commensally on a number of hosts, including the sea slug Hexabranchus.

[3] Periclimenes Imperator is now considered a junior synonym of Zenopontonia Rex.

[1] Periclimenes imperator lives in water up to 45 metres (148 ft) in depth,[4] and can grow to a length of 1.9 centimetres (0.75 in).

[5] This Caridea-related article is a stub.