Regal Thorny Oyster

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Regal Thorny Oyster
(4”) 10 cm
Spondylus regius (L., 1758).
Western Pacific. On rocks, 5 to 50 m; common.
Syn.: cumingii Sowerby.

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Kingdom: Animalia

Phylum: Mollusca
- Class: Gastropoda
  - Subclass: Autobranchia
    - Order: Pectinida
      - Family: Spondylidae
      - Genus: Spondylus
        Species: Spondylus regius