Diaugasma
Genus of gastropods
title: "Diaugasma" type: doc version: 1 created: 2026-02-28 author: "Wikipedia contributors" status: active scope: public tags: ["diaugasma", "raphitomidae", "gastropod-genera"] description: "Genus of gastropods" topic_path: "general/diaugasma" source: "https://en.wikipedia.org/wiki/Diaugasma" license: "CC BY-SA 4.0" wikipedia_page_id: 0 wikipedia_revision_id: 0
::summary Genus of gastropods ::
| image = Diaugasma olyra 001.jpg | image_caption = Shell of Diaugasma olyra (specimen at MNHN, Paris) | display_parents = 3 | taxon = Diaugasma | authority = Melvill, 1917 | synonyms_ref = | synonyms = | type_species = Daphnella epicharta | type_species_authority = Melvill & Standen, 1903 | subdivision_ranks = Species | subdivision = See text
Diaugasma is a genus of sea snails, marine gastropod mollusks in the family Raphitomidae.
Description
The minute shell is oliviform, smoother microscopically spirally striolate, mainly on each side of the sutures, leaving the central portion of the whorl plain, in form cylindrical or elongate, compact, only slightly impressed at the sutures. The whorls of the protoconch are closely and very finely cancellate. The whorls are semi-pellucid, unicolorous white, or flecked with pale stramineous. The aperture is narrowly oblong. The outer lip is nearly straight, slightly thickened,. The sinus is hardly expressed.
Species
Species within the genus Diaugasma include:
- Diaugasma epicharta (Melvill & Standen, 1903)
- Diaugasma olyra (Reeve, 1845) ;Species brought into synonymy:
- Diaugasma marchadi (Knudsen, 1956): synonym of Kyllinia marchadi (Knudsen, 1956)
References
References
- {{WRMS species. 432449. ''Diaugasma'' Melvill, 1917. 14 April 2010
- [https://archive.org/details/proceedingsofmal1213191619mala J.C. Melvill (1917), A revision of the Turridae (Pleurotomidae) occurring in the Persian Gulf, Gulf of Oman and North Arabian Sea, as evidenced mostly through the results of dredgings carried out by Mr. F. W. Townsend, 1893-1914; Proceedings of the Malacological Society of London vol. 12, 1917] {{PD-notice
- {{WRMS species. 433568. ''Diaugasma marchadi'' (Knudsen, 1956). 14 April 2010
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