Nerita undata
Five views of a shell of Nerita undata Linné, 1758
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Mollusca
Class:	Gastropoda
Subclass:	Neritimorpha
Order:	Cycloneritida
Family:	Neritidae
Genus:	Nerita
Species:	N. undata
Binomial name
Nerita undata Linnaeus, 1758
Synonyms
Nerita (Cymostyla) crassa Gould, 1852· accepted, alternate representation Nerita (Cymostyla) undata Linnaeus, 1758· accepted, alternate representation Nerita crassa Gould, 1852 Nerita leguillouana Récluz, 1842 Nerita marmorata Hombron & Jacquinot, 1848 (invalid: junior homonym of N. marmorata Meuschen, 1787 and N. marmorata Link, 1807) Nerita proxima G. B. Sowerby III, 1903 Ritena undata (Linnaeus, 1758)

Nerita undata is a species of sea snail, a marine gastropod mollusk in the family Neritidae.^[1]

Synonyms

• Nerita undata quadricolor Gmelin, 1791: synonym of Nerita quadricolor Gmelin, 1791
• Nerita undata var. micronesica E. von Martens, 1887: synonym of Nerita maura Récluz, 1842 (junior synonym)

Habitat: rocky cliffs (Ruwa, 1984 <109>). 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.^[1]

This marine species occurs in the Indo-Pacific. (Richmond, 1997) and off Papua New Guinea.

Habitat: littoral fringe rocks.

• Hombron, J.B. & Jacquinot, C.H. (1842–1854). Atlas d'histoire Naturelle zoologie par MM. Hombron et Jacquinot, chirurgiens de l'expédition. Voyage au Pole Sud et dans l'Océanie sur les corvettes l'Astrolabe et la Zélée éxecuté par ordre du roi pendant les années 1837–1838–1839–1840 sous le commandement de M. Dumont-d'Urville, capitaine de vaisseau, publié sous les auspices du département de la marine et sous la direction supérieure de M. Jacquinot, capitaine de vaisseau, commandant de la Zélée. Zoologie. Gide & Cie, Paris.
• Kei LWK. & Lau SCK. (1994). Baseline information survey of shelter island – a potential marine park. Final report. Submitted to the Agriculture and Fisheries Department, The Hong Kong SAR Government
• Drivas, J. & Jay, M. (1987). Coquillages de La Réunion et de l'Île Maurice. Collection Les Beautés de la Nature. Delachaux et Niestlé: Neuchâtel. ISBN 2-603-00654-1. 159 pp
• Jarrett, A.G. (2000) Marine Shells of the Seychelles. Carole Green Publishing, Cambridge, xiv + 149 pp. NIZT 682
• Steyn, D.G. & Lussi, M. (1998) Marine Shells of South Africa. An Illustrated Collector's Guide to Beached Shells. Ekogilde Publishers, Hartebeespoort, South Africa, ii + 264 pp.
• Liu, J.Y. [Ruiyu] (ed.). (2008). Checklist of marine biota of China seas. China Science Press. 1267 pp.
• Fowler, O. (2016). Seashells of the Kenya coast. ConchBooks: Harxheim. Pp. 1–170

• Linnaeus, C. (1758). Systema Naturae per regna tria naturae, secundum classes, ordines, genera, species, cum characteribus, differentiis, synonymis, locis. Editio decima, reformata (10th revised edition), vol. 1: 824 pp. Laurentius Salvius: Holmiae
• Gould, A. A. (1852). Mollusca and shells. In: United States Exploring Expedition during the years 1838, 1839, 1840, 1841, 1842 under the command of Charles Wilkes. Boston. 12: 1–510; atlas 1856: 1-16
• Sowerby, G. B., III. (1903). Descriptions of fourteen new species of marine molluscs from Japan. Annals and Magazine of Natural History, Series 7. 12: 496–501.
• Martens, E. von. (1856–1889). Die Gattungen Nerita und Neritopsis. In: W. Kobelt, Ed. Systematisches Conchylien-Cabinet von Martini und Chemnitz. Neu herausgegeben und vervollständigt. Zweiten Bandes elfte Abtheilung. 2 (11): 1–147, plates A, 1-15. Nürnberg: Bauer & Raspe
• Dekker, H. (2000). The Neritidae from the circumarabian seas. Vita Marina. 47(2): 29-64

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