Florent's Guide To The

Tropical 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) Arthropods
└Crustacea (Subphylum) Crustaceans
 └Multicrustacea (Superclass) Typical Crustaceans
  └Malacostraca (Class) Malacostracans
   └Eumalacostraca (Subclass) Decapods, Isopods, and Allies
    └Eucarida (Superorder)
     └Decapoda (Order) Decapods
      └Pleocyemata (Suborder)
       └Caridea (Infraorder) Caridean Shrimps
        └Palaemonoidea (Superfamily)
         └Palaemonidae (Family) Commensal Shrimps
          └Zenopontonia (Genus)
           └Z. rex (Species)
WoRMS ID: 871470🔗
iNaturalist ID: 992306🔗

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© 2026 Florent Charpin