''Steromphala adriatica'' 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 ...

Trochidae The Trochidae, common name top-snails or top-shells, are a family of various sized sea snails, marine gastropod molluscs in the subclass Vetigastropoda. This family is commonly known as the top-snails because in many species the shell resembles ...

, the top snails.MolluscaBase eds. (2020). MolluscaBase. Steromphala adriatica (Philippi, 1844). Accessed through: World Register of Marine Species at: http://marinespecies.org/aphia.php?p=taxdetails&id=1039844 on 2020-12-27

Description

The size of the shell varies between 9 mm and 14 mm. The shell is more solid than ''

Gibbula adansonii ''Steromphala adansonii'' is a species of sea snail, a marine gastropod mollusk in the family (biology), family Trochidae, the top snails.MolluscaBase eds. (2020). MolluscaBase. Steromphala adansonii (Payraudeau, 1826). Accessed through: World R ...

'', generally paler and the base of the shell is whitish. The spiral

sculpture Sculpture is the branch of the visual arts that operates in three dimensions. Sculpture is the three-dimensional art work which is physically presented in the dimensions of height, width and depth. It is one of the plastic arts. Durable sc ...

is stronger. The penultimate whorl has about 5 well-marked, separated spiral lirae. The

body whorl The body whorl is part of the morphology of the shell in those gastropod mollusks that possess a coiled shell. The term is also sometimes used in a similar way to describe the shell of a cephalopod mollusk. In gastropods In gastropods, the b ...

is angulate at the periphery.Tryon (1889), Manual of Conchology XI, Academy of Natural Sciences, Philadelphia
/ref>

Distribution

This species occurs in the

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 the

Sea of Azov The Sea of Azov ( Crimean Tatar: ''Azaq deñizi''; russian: Азовское море, Azovskoye more; uk, Азовське море, Azovs'ke more) is a sea in Eastern Europe connected to the Black Sea by the narrow (about ) Strait of Kerch, ...

References

* 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

External links

*
Philippi R. A., 1844: ''Enumeratio molluscorum Siciliae cum viventium tum in tellure tertiaria fossilium, quae in itinere suo observavit. Vol. 2'' ; Eduard Anton, Halle [Halis Saxorum
iv + 303 p., pl. 13–28]
Monterosato T. A. (di). (1888-1889). Molluschi del Porto di Palermo. Specie e varietà. Bullettino della Società Malacologica Italiana. 13: 161-180

5 October 1888">Monterosato T. A. (di). (1888-1889). Molluschi del Porto di Palermo. Specie e varietà. Bullettino della Società Malacologica Italiana. 13: 161-180 [15 October 1888
14: 75-81
Nardo, Giovanni Domenico. (1847). Sinonimia moderna delle specie regisrate nell'opera intitolati: descrizione d'crostacei, de testacei e de pesci che abitano le lagune e golfo veneto rappres- sentanti in figure, a chiaroscuro ed a colori dall' Abata Stefano Chiereghini: Venezia, Ven. Clodiense applicata per commissione governativa dal Dr. Gio. Domenico Nardo.

Deshayes, G.-P. (1835). Mollusques. In: J.-B.-G.-M. Bory de Saint-Vincent (ed.), Expédition scientifique de Morée. Section des sciences physiques. Tome III (1.re Partie). Zoologie. Première section: Des animaux vertébrés. 81-203, pl. 18-26. Paris (F.G. Levrault

Anton, H. E. (1838). Verzeichniss der Conchylien welche sich in der Sammlung von Herrmann Eduard Anton befinden. Herausgegeben von dem Besitzer. Halle: Anton. xvi + 110 pp

Pallary P. (1914). Liste des Mollusques du Golfe de Tunis. Bulletin de la Société d'Histoire Naturelle de l'Afrique du Nord 6(1): 12-27

Affenzeller S., Haar N. & Steiner G. (2017). Revision of the genus complex Gibbula: an integrative approach to delineating the Eastern Mediterranean genera Gibbula Risso, 1826, Steromphala Gray, 1847, and Phorcus Risso, 1826 using DNA-barcoding and geometric morphometrics (Vetigastropoda, Trochoidea). Organisms Diversity & Evolution. 17(4): 789-812
{{DEFAULTSORT:Steromphala Adriatica Steromphala">adriatica Adria and Adriatica are parent Swiss watch brands manufacturing for Eastern European markets. Origin The name originates from the Etruscan city of Atria (or Adria) that also gave its name at a much earlier period to the Adriatic Sea. It is belie ...

Gastropods described in 1844