Florent's Guide To The

Tropical Pacific Reefs

Micromelo guamensis
Micromelo guamensis
Category: Bubble Snails
Scientific Name: Micromelo guamensis
Size: Up to 1 in. (2.5 cm)  
Distribution: Indonesia, Philippines, Micronesia, Papua New Guinea, Fiji
Formely classified as Micromelo undatus, which is now restricted to the Western Atlantic
Mollusca (Phylum)
└Gastropoda (Class)
 └Heterobranchia (Subclass)
  └Euthyneura (Infraclass)
   └Acteonimorpha (Subterclass)
    └Aplustridae (Family)
     └Micromelo (Genus)
      └M. guamensis (Species)

Sea Slugs
Bubble Snails

Micromelo guamensis

Yellow-Spotted Bubble Snail

Brown-Lined Paperbubble



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© 2026 Florent Charpin