Florent's Guide To The

Tropical Reefs

Panamic Arrow Crab
Stenorhynchus debilis
Panamic Arrow Crab
Category: Neck Crabs
Scientific Name: Stenorhynchus debilis
Size: 1 to 2 in. (2.5 to 5 cm)  
Depth: 10-130 ft. (3-40 m)
Distribution: Gulf of California, Pacific Coast of Mexico to Peru
Arthropoda (Phylum)
└Crustacea (Subphylum)
 └Multicrustacea (Superclass)
  └Malacostraca (Class)
   └Eumalacostraca (Subclass)
    └Eucarida (Superorder)
     └Decapoda (Order)
      └Pleocyemata (Suborder)
       └Brachyura (Infraorder)
        └Majoidea (Superfamily)
         └Inachoididae (Family)
          └Stenorhynchus (Genus)
           └S. debilis (Species)

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© 2025 Florent Charpin