Alcyna
Alcyna is a genus of sea snails, marine gastropod mollusks in the family Trochidae, the top snails.[1]
| Alcyna | |
|---|---|
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| Drawing of a shell of Alcyna lifuensis | |
Scientific classification  | |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Subclass: | Vetigastropoda |
| Order: | Trochida |
| Superfamily: | Trochoidea |
| Family: | Trochidae |
| Genus: | Alcyna A. Adams, 1860 |
| Type species | |
| Alcyna ocellata Adams, A., 1860 | |
| Synonyms[1] | |
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This genus was previously included in the family Phasianellidae.
Description
The minute shell is similar in form to Phasianella. The aperture is ovate. The columella has a heavy callus, bearing near the base a strong curved denticle projecting into the aperture. The outer lip is simple.[2]
The imperforate shell is acutely ovate. The convex whorls are spirally lirate and longitudinally striate. The columella is callous, and toothed below. The outer lip is smooth or toothed within, and varicose exteriorly.[3]
Species
Species within the genus Alcyna include:[1]
- Alcyna acia Cotton, 1948
- Alcyna australis Hedley, 1907
- Alcyna exigua (Gould, A.A., 1861)
- Alcyna kingensis (Gabriel, 1956)
- Alcyna lifuensis Melvill & Standen, 1896
- Alcyna lucida (H. Adams, 1868)
- Alcyna ocellata A. Adams, 1860
- Alcyna subangulata Pease, 1861
- The following species were brought into synonymy:[1]
- Alcyna flammulata Pilsbry, 1917: synonym of Alcyna subangulata Pease, 1861
- Alcyna kapiolaniae Pilsbry, 1917: synonym of Alcyna ocellata A. Adams, 1860
- Alcyna kuhnsi Pilsbry, 1917: synonym of Alcyna ocellata A. Adams, 1860
- Alcyna lepida A. Adams, 1860: synonym of Alcyna ocellata A. Adams, 1860
- Alcyna lineata Pease, 1869: synonym of Alcyna subangulata Pease, 1861
- Alcyna rubra Pease, 1861: synonym of Alcyna ocellata A. Adams, 1860
- Alcyna striata Pease, 1869: synonym of Alcyna subangulata Pease, 1861
- Alcyna subangulata flammulata Pilsbry, 1917: synonym of Alcyna subangulata Pease, 1861
- Alcyna subangulata virgata Pilsbry, 1917: synonym of Alcyna subangulata Pease, 1861
- Alcyna virgata Pilsbry, 1917: synonym of Alcyna subangulata Pease, 1861
References
- Alcyna A. Adams, 1860. Retrieved through: World Register of Marine Species on 18 December 2018.
- G.W. Tryon (1888), Manual of Conchology X; Academy of Natural Sciences, Philadelphia
- Tryon (1887), Manual of Conchology IX – Solariidae (by William B. Marshall), Ianthinidae, Trichotropidae, Scalariidae, Cerithiidae, Rissoidae, Littorinidae
- A. Adams (1860), On some new genera and species of Mollusca from Japan; The Annals and Magazine of Natural History, 1860
External links
- To GenBank
- To World Register of Marine Species
- T. Sasaki, Micromolluscs in Japan: taxonomic composition, habitats, and future topics; Zoosymposia, 2008
- V Héros, P Lozouet, P Maestrati et al.; Mollusca of New Caledonia (2007); Institut de Recherche pour le Développement
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