Georgette Douwma / Mantel of Spiny oyster (Spondylus varius). Indonesia. Indo-West Pacific.
01630164
Georgette Douwma / Kaleidoscopic image of Thorny oyster (Spondylus varians) pattern on mantle. Ceby, Malapascua Island, Philippines.
01611716
Georgette Douwma / Thorny oyster (Spondylus varians), pattern of mantle. North Sulawesi, Indonesia.
01568504
Linda Pitkin / Variable thorny oyster (Spondylus varius) Rinca, Komodo National Park, Indonesia.
01502257
Pascal Kobeh / Necklace starfish (Fromia monilis) on variable thorny oyster (Spondylus varius), Maldives, Indian Ocean. This starfish is a predator of oysters.
01480523
Pascal Kobeh / Close-up of a Variable thorny oyster (Spondylus varius / varians) on a coral reef, Maldives. Indian Ocean.
01731627
David Fleetham / Giant thorny oyster (Spondylus varius), with open shell, showing mantle, Philippines, Pacific Ocean.
01692779
David Fleetham / Mantle detail on a light-sensitive Spondylus / Thorny oyster (Spondylus varians) shell, Philippines, Pacific Ocean.
01645671
Georgette Douwma / Thorny oyster (Spondylus varius), patterns and colours on mantle caused by Zooxanthellae. Derawan Islands, East Kalimantan, Indonesia.
