''Phalium glaucum'', common name the grey bonnet or glaucus bonnet, is a species of large sea snail, a marine gastropod mollusk in the family Cassidae, the helmet snails and bonnet snails.
Similar species: Littorinimorpha
By Patomarazul
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Uploaded Nov 1, 2018. Captured May 24, 2018 03:32 in Unnamed Road, Kareko, Lembeh Utara, Kota Bitung, Sulawesi Utara, Indonesia.
