Milda (gastropod)
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| Milda | |
|---|---|
| File:Milda cincta.jpg | |
| Two view of a shell of Milda cincta | |
| Scientific classification Edit this classification | |
| Domain: | Eukaryota |
| Kingdom: | Animalia |
| Phylum: | Mollusca |
| Class: | Gastropoda |
| Family: | Pyramidellidae |
| Genus: | Milda Dall & Bartsch, 1904 [1] |
| Type species | |
| Pyramidella ventricosa Guérin, 1831 | |
Milda is a genus of sea snails, marine gastropod mollusks in the family Pyramidellidae, the pyrams and their allies.[2]
Species
Species within the genus Milda include:[2]
- Milda cincta (Reeve, 1842)
- Milda garretti (Tryon, 1886)
- Milda ogasawarazimana (Nomura, 1939)
- Milda ventricosa (Guérin, 1831)
Description
The umbilicated shell is elongate conic. It increases regularly in size with three folds on the columella.[3] The basal fasciole is present. The surface is less polished than in Pyramidella. It is marked by lines of growth and microscopic spiral striations.[4]
References
- ↑ Annual report of the Board of Regents of the Smithsonian Institution 1904; Dall & Bartsch, Synopsis of the genera, subgenera and sections of the familyPyramidellidae
- ↑ 2.0 2.1 2.2 Rosenberg, G. (2012). Milda Dall & Bartsch, 1904. Accessed through: World Register of Marine Species at http://www.marinespecies.org/aphia.php?p=taxdetails&id=707662 on 2012-10-12
- ↑ Bulletin - United States National Museum no. 68, 1909; p. 18 & 18
- ↑ Proceedings of the Biological Society of Washington, vol. 17, 1904