Alvania


Alvania is a genus of minute sea snails, marine gastropod mollusks or micromollusks in the family Rissoidae.
They form a very diversified group within the Rissoidae family.

Description

Alvania as currently used may not be monophyletic.
The genus Alvinia has been synonymized with Alvania, until a consistent phylogenetic scheme emerges for the whole group., is sometimes considered a separate genus.
The genus Alvania comprises species with small shells with heights measuring between 1 mm and 7 mm. Their general shape is ovate-conical, reticulated with axial and spirals elements. They have a continuous peristome. Their coloration is variable.
Some species such as Alvania sculptilis have been named twice with the second naming becoming a junior secondary homonym. However, the genus Alvania as currently used has a very broad taxonomic extension, and these species may very well end up in different genera when a robust phylogeny becomes available.

Distribution

These marine species can be found worldwide. They can be found from intertidal depths to abyssal depths.

Species

Species within the genus Alvania include:
;Taxon inquirendum:
  • Alvania rugosula Aradas, 1847 Alvania scitula A. Adams, 1861 Alvania semicostata A. Adams, 1861 Alvania subcancellata G. B. Sowerby III, 1894
  • Alvania sulzeriana Risso, 1826

Synonyms

Alvania aberrans : synonym of Stosicia aberrans Alvania abyssicola : synonym of Alvania testae Alvania acutilirata : synonym of Alvania compacta Alvania acuticostata : synonym of Benthonellania acuticostata Alvania alaskana Dall, 1886: synonym of Onoba alaskana Alvania albella S. V. Wood, 1842: synonym of Alvania ascaris synonym of Aclis ascaris
  • Alvania albolirata : synonym of Lirobarleeia albolirata Alvania alfredensis Bartsch, 1915: synonym of Onoba alfredensis : synonym of Subestea alfredensis Alvania almo Bartsch, 1915: synonym of Alvania winslowae Bartsch, 1928 synonym of Cingula winslowae Alvania altenai van Aartsen, Menkhorst & Gittenberger, 1984: synonym of Alvania tomentosa
  • Alvania andraldensis Lozouet, 1998: synonym of † Simulamerelina andraldensis Alvania bakeri Bartsch, 1910: synonym of Onoba bakeri
  • Alvania bartolomensis Bartsch, 1917: synonym of Lirobarleeia kelseyi Alvania basteriae : synonym of Crisilla basteriae
  • Alvania boucheti Lozouet, 1998: synonym of † Simulamerelina boucheti Alvania brocchii Weinkauff, 1868: synonym of Alvania reticulata : synonym of Alvania beanii Alvania californica Bartsch, 1911: synonym of Alvania trachisma Bartsch, 1911
  • Alvania carpenteri : synonym of Onoba carpenteri Alvania chiriquiensis Olsson & McGinty, 1958: synonym of Lirobarleeia chiriquiensis
  • Alvania cingulata : synonym of Alvania mamillata Risso, 1826
  • Alvania clarionensis Bartsch, 1911: synonym of Lirobarleeia clarionensis
  • Alvania colombiana Romer & Moore, 1988: synonym of Benthonellania colombiana
  • Alvania consociella Monterosato, 1884: synonym of Alvania lanciae Alvania corayi Ladd, 1966: synonym of Clatrosansonia corayi Alvania costulosa Risso, 1826: synonym of Alvania lineata Risso, 1826Alvania crassicostata Risso, 1826: synonym of Alvania discors
  • Alvania deliciosa : synonym of Alvania electa Alvania effusa P. P. Carpenter, 1857: synonym of Alabina effusa Alvania electrina : synonym of Lirobarleeia electrina Alvania europea Risso, 1826: synonym of Alvania cimex Alvania excurvata Carpenter, 1857: synonym of Alabina excurvata
  • Alvania falsimerelina Lozouet, 1998: synonym of † Simulamerelina falsimerelina
  • Alvania ferruginea A. Adams, 1861: synonym of Simulamerelina ferruginea Alvania filosa P. P. Carpenter, 1864: synonym of Alvania compacta
  • Alvania firma : synonym of Haurakia novarensis
  • Alvania formosita : synonym of Haurakia novarensis Alvania fossilis Bartsch, 1911: synonym of Alvania compacta Alvania freminvillea Risso, 1826: synonym of Alvania cimex Alvania fusca Gould, 1861: synonym of Rissoina media Schwartz von Mohrenstern, 1860: synonym of Phosinella media
  • Alvania gagliniae Amati, 1985: synonym of Crisilla gagliniae Alvania galapagensis Bartsch, 1911: synonym of Lirobarleeia galapagensis
  • Alvania gradata : synonym of Lirobarleeia gradata
  • Alvania granti Strong, 1938: synonym of Lirobarleeia granti
  • Alvania granulosculpta : synonym of † Alvania litoralis
  • Alvania guesti Faber & Moolenbeek, 1987: synonym of Simulamerelina guesti
  • Alvania herrerae Baker, Hanna & Strong, 1930: synonym of Lirobarleeia herrerae Alvania hoodensis Bartsch, 1911: synonym of Lirobarleeia hoodensis
  • Alvania hortensis Lozouet, 1998: synonym of † Simulamerelina hortensis Alvania iliuliukensis Bartsch, 1911: synonym of Alvania compacta Alvania lara Bartsch, 1911: synonym of Lirobarleeia lara
  • Alvania latior : synonym of Setia latior
  • Alvania lucasana Baker, Hanna & Strong, 1930: synonym of Lirobarleeia electrina
  • Alvania minuta : synonym of Punctulum minutum Golikov & Fedjakov, 1987Alvania montagui : synonym of Alvania discors Alvania montereyensis Bartsch, 1911: synonym of Onoba carpenteri
  • Alvania novarensis Frauenfeld, 1867: synonym of Haurakia novarensis
  • Alvania obliqua Warén, 1974: synonym of Onoba obliqua Alvania olivacea Frauenfeld, 1867: synonym of Pisinna olivacea Alvania pedroana Bartsch, 1911: synonym of Alvania compacta
  • Alvania perlata Mörch, 1860: synonym of Lirobarleeia perlata Alvania pisinna Melvill & Standen, 1896: synonym of Merelina pisinna Alvania plicatula Risso, 1826: synonym of Rissoa membranacea Alvania postrema Gofas, 1990 : synonym of Crisilla postrema
  • Alvania precipitata : synonym of Benthonellania precipitata Alvania pyramidata Risso, 1826:synonym of Alvania cimex Alvania quadrasi O. Boettger, 1893: synonym of Iravadia quadrasi Alvania russinoniaca Locard, 1886: synonym of Alvania carinata Alvania sardea Risso, 1826: synonym of Alvania discors Alvania semistriata : synonym of Crisilla semistriata
  • Alvania simulans Locard, 1886: synonym of Crisilla simulans
  • Alvania supranitida S.V. Wood, 1842: synonym of Aclis minor
  • Alvania tiberiana : synonym of † Galeodinopsis tiberiana
  • Alvania trajectus : synonym of Haurakia novarensis Alvania whitechurchi W. H. Turton, 1932: synonym of Cingula whitechurchi
  • Alvania wyvillethomsoni : synonym of ''Punctulum wyvillethomsoni''