Pterygia fenestrata (Lamarck, 1811)
23.2mm

Pterygia fenestrata is uncommon at Kwajalein, with specimens found in lagoon sand at depths of about 10 to 22m. The black spiral lines are soft periostracum that wears off or dissolves in bleach.

No living animal photo available.

Specimen with the black periostracum removed.

Created 6 September 2015
Updated 6 March 2020

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