Euchelus is a genus of sea snails, marine gastropod mollusks in the family Chilodontaidae (formerly in the family Trochidae).
Description
The umbilicate or imperforate shell has a globose-turbinate shape. It is umbilicate or imperforate. The whorls are rounded and with spirally granose revolving ribs. The aperture is subcircular. The outer lip is thickened, and crenulate within. The columella shows a central tooth or a notch at the base. The operculum has few whorls that are rapidly increasing.
Distribution
This marine species occur in the Indo-Pacific.
Species
Species within the genus Euchelus include:
- Euchelus alarconi <small>Rehder, 1980</small>
- Euchelus asper <small>(Gmelin, 1791)</small>
- Euchelus atratus <small>(Gmelin, 1791)</small>
- Euchelus barbadensis <small>Dall, 1927</small>
- Euchelus bermudensis <small>Moolenbeek & Faber, 1989</small>
- Euchelus bitoi <small>Nomura & Hatai, 1940</small>
- Euchelus circulatus <small>(Anton, 1849)</small>
- Euchelus dampierensis <small>Jansen, 1994</small>
- Euchelus decora <small>Poppe & Tagaro, 2016</small>
- Euchelus eucastus <small>Dall, 1927</small>
- Euchelus guttarosea <small>Dall, 1889</small>
- Euchelus horridus <small>(Philippi, 1846)</small>
- Euchelus hummelincki <small>Moolenbeek & Faber, 1989</small>
- Euchelus mysticus <small>Pilsbry, 1889</small>
- Euchelus oxytropis <small>(Philippi, 1848)</small>
- Euchelus persicus <small>(E. von Martens, 1874)</small>
- Euchelus polysarkon <small>Vilvens, 2017</small>
- Euchelus pullatus <small>Anton, 1848</small>
- Euchelus scaber <small>(Linnaeus, 1758)</small>
Taxon inquirendum:
- Euchelus maculosus <small>Pease, 1863</small>
Species brought into synonymy:
- Euchelus (Herpetopoma) Pilsbry, 1890; synonym of Herpetopoma Pilsbry, 1890
- Euchelus (Nevillia) H. Adams, 1868; synonym of Nevillia H. Adams, 1868
- Euchelus alabastrum (Reeve, 1858); synonym of Euchelus asper (Gmelin, 1791)
- Euchelus alarconi Rehder, 1980: synonym of Herpetopoma alarconi (Rehder, 1980)
- Euchelus ampullus Tate, 1893; synonym of Vaceuchelus ampullus (Tate, 1893)
- Euchelus angulatus Pease, 1867; synonym of Vaceuchelus angulatus (Pease, 1867)
- Euchelus bellus Hutton, 1873; synonym of Herpetopoma bellum (Hutton, 1873)
- Euchelus bicinctus <small>Philippi, 1849</small>: synonym of Clanculus tonnerrei <small>(G. Nevill & H. Nevill, 1874)</small>
- Euchelus bourcierei Crosse, 1863: synonym of Herpetopoma instrictum (Gould, 1849)
- Euchelus bronni Dunker, 1860: synonym of Clanculus bronni <small>Dunker, 1860</small>
- Euchelus corrugatus Pease, 1861: synonym of Herpetopoma corrugatum (Pease, 1861)
- Euchelus erythraeensis Sturany, 1903; synonym of Clanculus tonnerrei (G. Nevill & H. Nevill, 1874)
- Euchelus favosus Melvill & Standen, 1896; synonym of Vaceuchelus clathratus (A. Adams, 1853)
- Euchelus fischeri (Montrouzier in Souverbie & Montrouzier, 1866): synonym of Monodonta fischeri Montrouzier [in Souverbie & Montrouzier], 1866; synonym of Herpetopoma fischeri (Montrouzier [in Souverbie & Montrouzier], 1866); synonym of Herpetopoma exasperatum (A. Adams, 1853)
- Euchelus gemmula Turton, 1932; synonym of Vaceuchelus gemmula (Turton, 1932)
- Euchelus gemmatus <small>(Gould, 1845)</small>: synonym of Herpetopoma gemmatum <small>(Gould, 1845)</small>
- Euchelus hachijoensis Pilsbry, 1904: synonym of Herpetopoma rubrum (A. Adams, 1851)
- Euchelus lamberti (Souverbie in Souverbie & Montrouzier, 1875): synonym of Tallorbis roseola G. Nevill & H. Nevill, 1869
- Euchelus lischkei Pilsbry, 1904: synonym of Herpetopoma lischkei (Pilsbry, 1904)
- Euchelus midwayensis <small>Habe & Kosuge, 1970</small>: synonym of Danilia eucheliformis <small>(Nomura & Hatai, 1940)</small>
- Euchelus natalensis E. A. Smith, 1906; synonym of Vaceuchelus natalensis (E. A. Smith, 1906)
- Euchelus profundior May, 1915; synonym of Vaceuchelus profundior (May, 1915)
- Euchelus providentiae Melvill, 1909: synonym of Herpetopoma providentiae (Melvill, 1909)
- Euchelus quadricarinatus (Holten, 1802): synonym of Euchelus asper (Gmelin, 1791)
- Euchelus ringens Schepman, 1908; synonym of Herpetopoma ringens (Schepman, 1908)
- Euchelus ruber: synonym of Herpetopoma rubrum (A. Adams, 1853)
- Euchelus scabriusculus A. Adams & Angas, 1867; synonym of Herpetopoma scabriusculum (A. Adams & Angas, 1867)
- Euchelus scrobiculatus (Souverbie, 1886); synonym of Vaceuchelus scrobiculatus (Souverbie, 1866)
- Euchelus seychellarum G. Nevill & H. Nevill, 1869; synonym of Herpetopoma seychellarum (G. Nevill & H. Nevill, 1869)
- Euchelus smithi <small>Dunker, R.W., 1882</small>: synonym of Monilea smithi <small>(Wood, 1828)</small>
- Euchelus townsendianus Melvill & Standen, 1903; synonym of Clypeostoma townsendianum (Melvill & Standen, 1903)
- Euchelus xeniolum Melvill, 1918; synonym of Herpetopoma xeniolum (Melvill, 1918)
References