Florent's Guide To The

Tropical Reefs

Flat Tree Oyster
Isognomon alatus
Flat Tree Oyster
Category: Tree Oysters
Scientific Name: Isognomon alatus
Size: 1 to 3 in. (2.5 to 7.5 cm)  
Depth: 1-40 ft. (0-12 m)
Distribution: Caribbean, Bahamas, Florida
Mollusca (Phylum)
└Bivalvia (Class)
 └Ostreida (Order)
  └Pterioidea (Superfamily)
   └Isognomonidae (Family)
    └Isognomon (Genus)
     └I. alatus (Species)
WoRMS ID: 420736🔗
iNaturalist ID: 206909🔗

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© 2026 Florent Charpin