Nerita undata
Nerita undata is a species of sea snail, a marine gastropod mollusk in the family Neritidae.
;Synonyms:Nerita undata quadricolor Gmelin, 1791: synonym of Nerita quadricolor Gmelin, 1791Nerita undata var. micronesica E. von Martens, 1887: synonym of Nerita maura Récluz, 1842
Description
Habitat: rocky cliffs.Up to 4 cm, with radial ridges on the shell surface; columella with three teeth. Pale in colour with variable darker markings, sometimes uniformly bluish-black, pale interior.
Distribution
This marine species occurs in the Indo-Pacific. and off Papua New Guinea.Habitat: littoral fringe rocks.