''Planaxis savignyi'' 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 ...
of
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 ...
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 tropic ...
.
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''; T ...
.
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: 235-245Janssen, 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