Florent's Guide To The

Tropical Pacific Reefs

Emperor Shrimp
Zenopontonia rex
Emperor Shrimp
Category: Commensal Shrimps
Scientific Name: Zenopontonia rex
Synonyms: Periclimenes imperator
Size: Up to 0.75 in. (2 cm)  
Depth: 10-150 ft. (3-45 m)
Distribution: Indo-Pacific, Hawaii
Arthropoda (Phylum)
└Crustacea (Subphylum)
 └Multicrustacea (Superclass)
  └Malacostraca (Class)
   └Eumalacostraca (Subclass)
    └Eucarida (Superorder)
     └Decapoda (Order)
      └Pleocyemata (Suborder)
       └Caridea (Infraorder)
        └Palaemonoidea (Superfamily)
         └Palaemonidae (Family)
          └Zenopontonia (Genus)
           └Z. rex (Species)

All Photographs
© 2025 Florent Charpin