Alcadia is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks in the subfamily Helicininae of the family Helicinidae.
Description
Alcadia differs from the Helicininae in having a slit in front of the aperture, into which is fitted the tooth-like process of the operculum.
Species
Species within the genus Alcadia include:
- Alcadia affinis <small>C.B. Adams, 1846</small>
- Alcadia alta <small>(G. B. Sowerby II, 1866)</small>
- Alcadia aurantia <small>(J. E. Gray, 1824)</small>
- Alcadia bahamensis <small>(L. Pfeiffer, 1862)</small>
- Alcadia bermudezi <small>Aguayo & Jaume, 1957</small>
- Alcadia binneyana <small>(L. Pfeiffer, 1866)</small>
- Alcadia blandiana <small>Weinland, 1880</small>
- Alcadia boeckeleri <small>(Richling, 2001)</small>
- Alcadia brownii <small>(J. E. Gray, 1824)</small>
- Alcadia bullula <small>Hausdorf, 2006</small>
- Alcadia camagueyana <small>Aguayo & Jaume, 1957</small>
- Alcadia charmosyne <small>(Pilsbry, 1933)</small>
- Alcadia chocoensis <small>Roosen, 2023</small>
- Alcadia citrinolabris <small>(C. B. Adams, 1849)</small>
- Alcadia concinna <small>(Gundlach in Pfeiffer, 1857)</small>
- Alcadia consanguinea <small>(C. B. Adams, 1851)</small>
- Alcadia conuloides <small>(Guppy, 1868)</small>
- Alcadia decussata <small>Hausdorf, 2006</small>
- Alcadia delmonteana <small>Pilsbry, 1933</small>
- Alcadia dissimulans <small>(Poey, 1858)</small>
- Alcadia dubiosa <small>(C. B. Adams, 1850)</small>
- Alcadia erythrozona <small>Dean, 1931</small>
- Alcadia euglypta <small>Clench & Aguayo, 1950</small>
- Alcadia exigua <small>(L. Pfeiffer, 1849)</small>
- Alcadia gonavensis <small>Weinland, 1880</small>
- Alcadia gonostoma <small>(Gundlach in Poey, 1858)</small>
- Alcadia guadaloupensis <small>(G. B. Sowerby II, 1842)</small>
- Alcadia haitensis <small>(Maltzan, 1888)</small>
- Alcadia hirsuta <small>(C. B. Adams, 1851)</small>
- Alcadia hispida <small>(Pfeiffer, 1839)</small>
- Alcadia hjalmarsoni <small>(L. Pfeiffer, 1856)</small>
- Alcadia hojarasca <small>(Richling, 2001)</small>
- Alcadia hollandi <small>(C. B. Adams, 1849)</small>
- Alcadia iheringi <small>A. J. Wagner, 1911</small>
- Alcadia incrustata <small>(Gundlach in Pfeiffer, 1859)</small>
- Alcadia intusplicata <small>(L. Pfeiffer, 1851)</small>
- Alcadia jamaicensis <small>(G. B. Sowerby II, 1842)</small>
- Alcadia kuehni <small>(L. Pfeiffer, 1872)</small>
- Alcadia lewisi <small>Pilsbry, 1942</small>
- Alcadia macilenta <small>(C. B. Adams, 1849)</small>
- Alcadia major <small>(J. E. Gray, 1824)</small>
- Alcadia mammilla <small>Weinland, 1862</small>
- Alcadia maxima <small>G.B. Sowerby II, 1842</small>
- Alcadia mcleani <small>Clench, 1937</small>
- Alcadia megastoma <small>(C. B. Adams, 1849)</small>
- Alcadia microstoma <small>(C. B. Adams, 1851)</small>
- Alcadia minima <small>(dâÂÂOrbigny, 1842)</small>
- Alcadia moussoniana <small>(L. Pfeiffer, 1866)</small>
- Alcadia neebiana <small>(Pfeiffer, 1862)</small>
- Alcadia nitida <small>(Pfeiffer, 1839)</small>
- Alcadia nobilis <small>(C. B. Adams, 1851)</small>
- Alcadia nodulosa <small>Hausdorf, 2006</small>
- Alcadia novogranadensis <small>Hausdorf, 2006</small>
- Alcadia nuda <small>(Arango in Pfeiffer, 1866)</small>
- Alcadia pellucida <small>(G. B. Sowerby II, 1842)</small>
- Alcadia pompholyx <small>(Pilsbry, 1933)</small>
- Alcadia pusilla <small>(C. B. Adams, 1850)</small>
- Alcadia rhamphostyla <small>(L. Pfeiffer, 1857)</small>
- Alcadia rotunda <small>(dâÂÂOrbigny, 1842)</small>
- Alcadia rufa <small>(L. Pfeiffer, 1857)</small>
- Alcadia schrammi <small>(Crosse, 1872)</small>
- Alcadia sericea <small>(Drouët, 1859)</small>
- Alcadia solitaria <small>(C. B. Adams, 1845)</small>
- Alcadia spectabilis <small>(Pfeiffer, 1858)</small>
- Alcadia succinea <small>(L. Pfeiffer, 1850)</small>
- Alcadia velutina <small>(Poey, 1858)</small>
Synonyms of Alcadia
- Alcadia (Alcadia) <small>J. E. Gray, 1840</small> ÷ alternative representation
- Alcadia (Bellula) <small>A. J. Wagner, 1908</small> junior subjective synonym
- Alcadia (Eualcadia) <small>A. J. Wagner, 1907</small> junior subjective synonym
- Alcadia (Glyptalcadia) <small>Boss & Jacobson, 1973</small> ÷ alternative representation
- Alcadia (Hispida) <small>A. J. Wagner, 1907</small> junior homonym (invalid; not Bate, 1868, Penisoltia is a replacement name)
- Alcadia (Hjalmarsona) <small>H. B. Baker, 1940</small> ÷ alternative representation
- Alcadia (Idesa) <small>H. Adams & A. Adams, 1856</small> alternative representation
- Alcadia (Incrustata) <small>A. J. Wagner, 1907</small> junior homonym
- Alcadia (Intusplicata) <small>A. J. Wagner, 1907</small> alternative representation
- Alcadia (Leialcadia) <small>A. J. Wagner, 1907</small> (junior synonym)
- Alcadia (Mamilla) <small>A. J. Wagner, 1907</small> alternative representation
- Alcadia (Megastoma) <small>A. J. Wagner, 1907</small> junior homonym (invalid; not Rafinesque, 1814)
- Alcadia (Microalcadia) <small>Richling, 2004</small> alternative representation
- Alcadia (Palliata) <small>A. J. Wagner, 1907</small> alternative representation
- Alcadia (Penisoltia) <small>H. B. Baker, 1954</small> alternative representation
- Alcadia (Weinlandella) <small>H. B. Baker, 1954</small> unavailable name (unnecessary replacement name for Mamilla)
- Eualcadia <small>A. J. Wagner, 1907</small> (junior synonym)
- Helicina (Alcadia) <small>J. E. Gray, 1840</small> (unaccepted rank)
- Helicina (Idesa) <small>H. Adams & A. Adams, 1856</small> superseded combination
- Helicina (Isoltia) <small>Guppy, 1895</small> junior subjective synonym
- Helicina (Schrammia) <small>Guppy, 1895</small> superseded combination
- Hispida <small>A. J. Wagner, 1907</small> (invalid; not Bate, 1868, Penisoltia is a replacement name)
- Idesa <small>H. Adams & A. Adams, 1856</small> ÷
- Isoltia <small>Guppy, 1895</small> (junior synonym)
- Leialcadia <small>A. J. Wagner, 1907</small> ÷
- Schrammia <small>Guppy, 1895</small> junior subjective synonym
Synonyms
- Alcadia appuni <small>(E. von Martens, 1873)</small>: synonym of Helicina tamsiana appuni <small>E. von Martens, 1873</small> (superseded combination)
- Alcadia balteata <small>Aguayo & Jaume, 1954</small>: synonym of Alcadia minima (<small>A. d'Orbigny, 1842)</small> (junior synonym)
- Alcadia capax <small>L. Pfeiffer, 1857</small>: synonym of Alcadia minima <small>(A. d'Orbigny, 1842)</small> (junior synonym)
- Alcadia ciliata <small>(Poey, 1852)</small>: synonym of Emoda ciliata <small>(Poey, 1852)</small> ( superseded combination)
- Alcadia colombiana <small>(R. A. Philippi, 1847)</small>: synonym of Helicina columbiana <small>R. A. Philippi, 1847</small> (superseded combination)
- Alcadia deppeana (E. von Martens, 1863): synonym of Helicina zephyrina deppeana E. von Martens, 1863 (superseded rank and combination)
- Alcadia dysoni <small>(L. Pfeiffer, 1849)</small>: synonym of Helicina dysoni <small>L. Pfeiffer, 1849</small> (unaccepted combination)
- Alcadia gundlachi <small>L. Pfeiffer, 1854</small>: synonym of Alcadia (Penisoltia) minima <small>(A. d'Orbigny, 1842)</small> represented as Alcadia minima <small>(A. d'Orbigny, 1842)</small>
- Alcadia quinonesi <small>Clench & Aguayo, 1950</small>: synonym of Alcadia minima <small>(A. d'Orbigny, 1842)</small> (junior synonym)
- Alcadia quiñonesi <small>Clench & Aguayo, 1950</small>: synonym of Alcadia minima <small>(A. d'Orbigny, 1842)</small> (misspelling - incorrect original spelling)
- Alcadia striata <small>(Lamarck, 1822)</small>: synonym of Helicina striata <small>Lamarck, 1822</small> (superseded combination)
- Alcadia subfusca <small>(Menke, 1828)</small>: synonym of Alcadia striata <small>(Lamarck, 1822)</small>: synonym of Helicina striata <small>Lamarck, 182</small>2 (junior synonym)
- Alcadia tamsiana <small>(L. Pfeiffer, 1851)</small>: synonym of Helicina tamsiana <small>L. Pfeiffer, 1851</small> (superseded combination)
References
- Bank, R. A. (2017). Classification of the Recent terrestrial Gastropoda of the World. Last update: July 16th, 2017.
External links