Alcadia

Alcadia is a genus of tropical and subtropical land snails with an operculum, terrestrial gastropod mollusks in the family Helicinidae.

Species
Species within the genus Alcadia include:
 * Alcadia affinis C.B. Adams, 1846
 * Alcadia bermudezi Aguayo & Jaume, 1957
 * Alcadia camagueyana Aguayo & Jaume, 1957
 * Alcadia concinna (Gundlach in Pfeiffer, 1857)
 * Alcadia dissimulans (Poey, 1858)
 * Alcadia euglypta Clench & Aguayo, 1950
 * Alcadia gonostoma (Gundlach in Poey, 1858)
 * Alcadia hispida (Pfeiffer, 1839)
 * Alcadia incrustata (Gundlach in Pfeiffer, 1859)
 * Alcadia maxima Sowerby II, 1842
 * Alcadia minima (d’Orbigny, 1842)
 * Alcadia neebiana (Pfeiffer, 1862)
 * Alcadia nitida (Pfeiffer, 1839)
 * Alcadia nuda (Arango in Pfeiffer, 1866)
 * Alcadia rotunda (d’Orbigny, 1842)
 * Alcadia spectrabilis (Pfeiffer, 1858)
 * Alcadia velutina (Poey, 1858)

subgenus Idesa H. Adams & A. Adams, 1856
 * Alcadia conuloides (Guppy, 1868)