Florent's Guide To The Hawaiian, South Pacific and

Indo-Pacific Reefs

Bearded Thorny Oyster
Spondylus squamosus
Bearded Thorny Oyster
Category: Thorny Oysters
Scientific Name: Spondylus squamosus
Synonyms: Spondylus barbatus
Size: Up to 4 in. (10 cm)  
Distribution: West Pacific
Mollusca (Phylum) Mollusks
└Bivalvia (Class) Bivalves
 └Pectinida (Order) Scallops and Allies
  └Spondylidae (Family) Thorny Oysters
   └Spondylus (Genus)
    └S. squamosus (Species)
WoRMS ID: 207885🔗
iNaturalist ID: 497788🔗

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© 2026 Florent Charpin