Mumiola spirata
Mumiola spirata is a species of sea snail, a marine gastropod mollusk in the family Pyramidellidae, the pyrams and their allies. Description. The white shell is covered under a yellowish or brownish epidermis. Its length measures 7 mm. It is longitudinally plicate and transversely grooved. The sutures are channeled. The teleoconch contains eight gradate whorls. The columella has an oblique fold. Distribution. This species occurs in the Pacific Ocean off the Philippines and Japan.