Florent's Guide To The

Tropical Reefs

Variable Thorny Oyster
Spondylus varius
Variable Thorny Oyster
Category: Thorny Oysters
Scientific Name: Spondylus varius
Synonyms: Spondylus varians
Size: Up to 6 in. (15 cm)  
Depth: 10-100 ft. (3-30 m)
Distribution: Indo-Pacific
Mollusca (Phylum)
└Bivalvia (Class)
 └Pectinida (Order)
  └Spondylidae (Family)
   └Spondylus (Genus)

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© 2025 Florent Charpin