''Nerita undata'' is a

species In biology, a species is the basic unit of classification and a taxonomic rank of an organism, as well as a unit of biodiversity. A species is often defined as the largest group of organisms in which any two individuals of the appropriate s ...

sea snail Sea snail is a common name for slow-moving marine gastropod molluscs, usually with visible external shells, such as whelk or abalone. They share the taxonomic class Gastropoda with slugs, which are distinguished from snails primarily by the ...

, a marine

gastropod The gastropods (), commonly known as snails and slugs, belong to a large taxonomic class of invertebrates within the phylum Mollusca called Gastropoda (). This class comprises snails and slugs from saltwater, from freshwater, and from land. T ...

mollusk Mollusca is the second-largest phylum of invertebrate animals after the Arthropoda, the members of which are known as molluscs or mollusks (). Around 85,000 extant species of molluscs are recognized. The number of fossil species is e ...

in the

family Family (from la, familia) is a Social group, group of people related either by consanguinity (by recognized birth) or Affinity (law), affinity (by marriage or other relationship). The purpose of the family is to maintain the well-being of its ...

Neritidae Neritidae, common name the nerites, is a taxonomic family of small to medium-sized saltwater and freshwater snails which have a gill and a distinctive operculum. MolluscaBase eds. (2021). MolluscaBase. Neritininae Poey, 1852. Accessed through: ...

. ;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)

Description

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.

Distribution

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

Papua New Guinea Papua New Guinea (abbreviated PNG; , ; tpi, Papua Niugini; ho, Papua Niu Gini), officially the Independent State of Papua New Guinea ( tpi, Independen Stet bilong Papua Niugini; ho, Independen Stet bilong Papua Niu Gini), is a country i ...

. Habitat: littoral fringe rocks.

References

* 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. uiyu(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

External links

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
Neritidae Gastropods described in 1758 Taxa named by Carl Linnaeus {{Neritidae-stub