''Leufroyia concinna'' 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 ...

Raphitomidae Raphitomidae is a family of small to medium-sized sea snails, marine gastropod mollusks in the superfamily Conoidea.Bouchet P. & Rocroi J.-P. (Ed.) (2005). "Classification and nomenclator of gastropod families". ''Malacologia'' 47(1-2). . 39 ...

.MolluscaBase (2019). MolluscaBase. Leufroyia concinna (Scacchi, 1836). Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=195916 on 2019-11-28 ;Subspecies: * ''Leufroyia concinna maderensis'' (F. Nordsieck & F.F. Talavera, 1979) (synonym: ''Raphitoma concinna maderensis'' F. Nordsieck & F.F. Talavera, 1979 )

Description

The shell grows to a length of 13 mm, its diameter 6 mm

Distribution

This species occurs in European waters and in the entire

Mediterranean Sea The Mediterranean Sea is a sea connected to the Atlantic Ocean, surrounded by the Mediterranean Basin and almost completely enclosed by land: on the north by Western and Southern Europe and Anatolia, on the south by North Africa, and on the ea ...

and in the NE Atlantic Ocean off the

Azores ) , motto =( en, "Rather die free than subjected in peace") , anthem= ( en, "Anthem of the Azores") , image_map=Locator_map_of_Azores_in_EU.svg , map_alt=Location of the Azores within the European Union , map_caption=Location of the Azores wi ...

up Norway and south up to

Canary Islands The Canary Islands (; es, Canarias, ), also known informally as the Canaries, are a Spanish autonomous community and archipelago in the Atlantic Ocean, in Macaronesia. At their closest point to the African mainland, they are west of Morocc ...

References

* Howson, C.M.; Picton, B.E. (Ed.) (1997). ''The species directory of the marine fauna and flora of the British Isles and surrounding seas''. Ulster Museum Publication, 276. The Ulster Museum: Belfast, UK. . vi, 508 (+ cd-rom) * Terlizzi, A.; Scuderi, D.; Fraschetti, S.; Anderson, M.J. (2005).'' Quantifying effects of pollution on biodiversity: a case study of highly diverse molluscan assemblages in the Mediterranean''. Mar. Biol. 148(2): 293-305 * Gofas, S.; Le Renard, J.; Bouchet, P. (2001). Mollusca, in: Costello, M.J. et al. (Ed.) (2001). ''European register of marine species: a check-list of the marine species in Europe and a bibliography of guides to their identification''. Collection Patrimoines Naturels, 50: pp. 180–213 * Marine Benthic Fauna List, Læsø, Denmark * De Casa G. & Hallgass A. (1979). ''Osservazioni sul sottogenere Leufroyia del genere Raphitoma.'' Notiziario del C.I.S.MA. 1: 5-14 * Cretella, M., Crovato, C., Crovato, P., Fasulo, G. & Toscano, F., 2005. ''The malacological work of Arcangelo Scacchi (1810-1893). Part II: a critical review of Scacchian taxa.'' Bollettino Malacologico 40(9-12): 114-131

External links

*
Scacchi, A. (1836). Catalogus Conchyliorum regni Neapolitani. Neapoli [Naples], Typis Filiatre-Sebetii 18 p., 1 pl

Bucquoy E., Dautzenberg P. & Dollfus G. (1882-1886). Les mollusques marins du Roussillon. Tome Ier. Gastropodes. Paris, J.B. Baillière & fils 570 p., 66 pl.

Smith J. (1839). On the last changes in the relative levels of the land and sea in the British Islands. Memoirs of the Wernerian Natural History Society (Edinburgh) 8: 49-113 pl. 1-2

Fassio, G.; Russini, V.; Pusateri, F.; Giannuzzi-Savelli, R.; Høisæter, T.; Puillandre, N.; Modica, M. V.; Oliverio, M. (2019). An assessment of Raphitoma and allied genera (Neogastropoda: Raphitomidae). Journal of Molluscan Studies

Terlizzi, A.; Scuderi, D.; Fraschetti, S.; Anderson, M. J. (2005). Quantifying effects of pollution on biodiversity: a case study of highly diverse molluscan assemblages in the Mediterranean. Marine Biology. 148, 293-305
concinna Gastropods described in 1836 {{Raphitomidae-stub