''Planaxis savignyi'' is a

species In biology, a species is the basic unit of Taxonomy (biology), 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 ...

of sea snail, a marine gastropod

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 es ...

in the

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

Planaxidae Planaxidae, commonly called planaxids or clusterwinks, are a taxonomic family of small and minute sea snails, pantropical marine gastropod molluscs in the superfamily Cerithoidea. They live on rocky shores in the littoral zone of the tropics ...

Description

The length of the shell attains 17 mm.

Distribution

It is found in the

Red Sea The Red Sea ( ar, البحر الأحمر - بحر القلزم, translit=Modern: al-Baḥr al-ʾAḥmar, Medieval: Baḥr al-Qulzum; or ; Coptic: ⲫⲓⲟⲙ ⲛ̀ϩⲁϩ ''Phiom Enhah'' or ⲫⲓⲟⲙ ⲛ̀ϣⲁⲣⲓ ''Phiom ǹšari''; ...

References

* Brocchi, G. B. (1821). Catalogo di una serie di conchiglie raccolte presso la costa africana del golfo Arabico dal sig. G. Forni. Biblioteca Italiana, ossia Giornale di letteratura scienze ed arti. 24: 73-86, 209-226. * Dautzenberg, Ph. (1923). Liste préliminaire des mollusques marins de Madagascar et description de deux espèces nouvelles. J. conchyliol. 68: 21-74

External links

Deshayes, G. P. (1844). G. Planaxis. Lamarck. P. savignyi. Deshayes. Magasin de Zoologie. ser. 2, 6: pl. 109.

Katsanevakis, S.; Bogucarskis, K.; Gatto, F.; Vandekerkhove, J.; Deriu, I.; Cardoso A.S. (2012). Building the European Alien Species Information Network (EASIN): a novel approach for the exploration of distributed alien species data. BioInvasions Records. 1: 235-245

Janssen, R.; Zuschin, M. & Baal, C. (2011). Gastropods and their habitats from the northern Red Sea (Egypt: Safaga). Part 2: Caenogastropoda: Sorbeoconcha and Littorinimorpha. Annalen des Naturhistorischen Museum Wien, ser. A. 113: 373-509.
Planaxidae Gastropods described in 1844 {{Planaxidae-stub