Euspira is a genus of medium-sized sea snails, marine gastropod molluscs in the family Naticidae, the moon snails.
This genus is known in the fossil records from the Cretaceous to the Quaternary (age range: from 242.0 to 0.0 million years ago). Fossils are found in the marine strata throughout the world. There are about 25 extinct species.
Species within the genus Euspira include:
Euspira abyssicola (E. A. Smith, 1896)Euspira agujana (Dall, W.H., 1908)Euspira catena (Costa, E.M. da, 1778)Euspira crawfordiana (Dall, 1908)† Euspira elegans (Suter, 1917)Euspira fringilla (Dall, 1881)Euspira fusca (Blainville, H.M.D. de, 1825)† Euspira fyfei (Marwick, 1924)Euspira grossularia (Marche-Marchad, I., 1957)Euspira guilleminii (Payraudeau, 1826)Euspira heros (Say, T., 1822)Euspira intricata (Donovan, 1804)† Euspira lateaperta (Marwick, 1924)Euspira levicula (A. E. Verrill, 1880)Euspira levis (E. A. Smith, 1896)Euspira litorina (Dall, 1908)Euspira macilenta (Philippi, 1844)Euspira montagui (Forbes, E., 1838)Euspira monterona Dall, 1919Euspira napus (Smith, E.A., 1904)Euspira nitida (Donovan, E., 1804)Euspira notabilis Jeffreys, 1885Euspira nux (Okutani, 1964)Euspira obtusa (Jeffreys, 1885)Euspira pallida (Broderip, W.J. & G.B. I Sowerby, 1829)Euspira pardoana (Dall, 1908)Euspira phaeocephala (Dautzenberg & Fischer H., 1896)Euspira pila (Pilsbry, H.A., 1911)Euspira plicispira (Kuroda, T., 1961)Euspira presubplicata (Bouchet & Warén, 1993)Euspira sagamiensis Kuroda & Habe, 1971Euspira strebeli (Dall, 1908)Euspira subplicata (Jeffreys, 1885)Euspira tenuis (Récluz, 1851)Euspira tenuistriata (Dautzenberg, Ph. & H. Fischer, 1911)Euspira triseriata (Say, T., 1826)Euspira yokoyamai (Kuroda & Habe, 1952)Species brought into synonymyEuspira acosmita Dall, 1919: synonym of Cryptonatica affinis (Gmelin, 1791)Euspira bahamensis Dall, 1925: synonym of Sigatica semisulcata (Gray, 1839)Euspira canonica Dall, 1919: synonym of Euspira pallida (Broderip & G.B. Sowerby I, 1829)Euspira draconis (Dall, 1903): synonym of Glossaulax draconis (Dall, 1903)Euspira falklandica (Preston, 1913): synonym of Falsilunatia falklandica (Preston, 1913)Euspira fortunei (Reeve, 1855): synonym of Laguncula pulchella Benson, 1842Euspira immaculata (Totten, 1835): synonym of Polinices immaculatus (Totten, 1835)Euspira levicula (A. E. Verrill, 1880): synonym of Lunatia levicula (A.E. Verrill, 1880)Euspira lewisii (Gould, 1847): synonym of Lunatia lewisii (Gould, 1847)Euspira nana (Møller, 1842): synonym of Pseudopolinices nanus (Møller, 1842)Euspira patagonica (Philippi, 1845): synonym of Falsilunatia patagonica (Philippi, 1845)Euspira poliana (delle Chiaje, 1830): synonym of Euspira pulchella (Risso, 1826)Euspira politiana Dall, 1919: synonym of Lunatia pallida (Broderip & G.B. Sowerby I, 1829)Euspira pulchella (Risso, 1826): synonym of Euspira nitida (Donovan, 1804)Euspira rouxi (Nicklès, 1952): synonym of Natica rouxi Nicklès, 1952Euspira sandwichensis (Dall, 1895): synonym of Natica sandwichensis (Dall, 1895)Euspira venusta Suter, 1907: synonym of Globisinum venustum (Suter, 1907)
