芝麻螺属
下级分类

本属包括以下物种：
Planaxis akuana Rehder, 1980
Planaxis nancyae Petuch, 2013
Planaxis obsoletus Menke, 1851
Planaxis planicostatus G.B. Sowerby, 1825
Planaxis savignyi Deshayes, 1844
Planaxis sulcatus (Born, 1791)
Planaxis suturalis E.A. Smith, 1872
Planaxis (Supplanaxis) Thiele, 1929 ≡ Supplanaxis Thiele, 1929
Planaxis abbreviata Pease, 1865 ≡ Planaxis niger Quoy & Gaimard, 1833
Planaxis acuta Krauss, 1848 ≡ Supplanaxis acutus (Krauss, 1848)
Planaxis acutus Krauss, 1848 ≡ Supplanaxis acutus (Krauss, 1848)
Planaxis affinis Risso, 1826 ≡ Nassarius incrassatus (Strøm, 1768)
Planaxis atra Pease, 1869 ≡ Planaxis niger Quoy & Gaimard, 1833
Planaxis beudantiana Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
Planaxis brevis Quoy & Gaimard, 1833 ≡ Planaxis sulcatus (Born, 1778)
Planaxis buccinoides Deshayes, 1828 ≡ Planaxis sulcatus (Born, 1778)
Planaxis cingulata Gould, 1861 ≡ Cronia (Usilla) avenacea (Lesson, 1842)
Planaxis decollata Quoy & Gaimard, 1833 ≡ Fissilabia decollata (Quoy & Gaimard, 1833)
Planaxis desmarestiana Risso, 1826 ≡ Nassarius incrassatus (Strøm, 1768)
Planaxis discrepans Risso, 1826 ≡ Nassarius corniculum (Olivi, 1792)
Planaxis fasciata Pease, 1868 ≡ Angiola punctostriata (E. A. Smith, 1872)
Planaxis fasciatus Pease, 1868 ≡ Angiola fasciata (Pease, 1868)
Planaxis fitcheliana Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
Planaxis gouldii Smith, 1872 ≡ Cronia (Usilla) avenacea (Lesson, 1842)
Planaxis griseus Brocchi, 1821 ≡ Planaxis savignyi Deshayes, 1844
Planaxis laevigata Risso, 1826 ≡ Nassarius granum (Lamarck, 1822)
Planaxis lineatus (da Costa, 1778) ≡ Angiola fasciata (da Costa, 1778)
Planaxis lineolata Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
Planaxis lineolata Gould, 1849 ≡ Angiola punctostriata (E. A. Smith, 1872)
Planaxis lineolatus Gould, 1849：为 Angiola punctostriata (E. A. Smith, 1872)的异名
Planaxis longispira E.A. Smith, 1872 ≡ Angiola longispira (E.A. Smith, 1872)
Planaxis loques Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
Planaxis mamillata Risso, 1826 ≡ Nassarius nitidus (Jeffreys, 1867)
Planaxis menkeanus Dunker, 1862 ≡ Planaxis sulcatus (Born, 1778)
Planaxis molliana Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
Planaxis mollis G. B. Sowerby I, 1823 ≡ Hinea brasiliana (Lamarck, 1822)
Planaxis nicobaricus Frauenfeld, 1866 ≡ Planaxis niger Quoy & Gaimard, 1833
Planaxis niger Quoy & Gaimard, 1833: ≡ Supplanaxis niger (Quoy & Gaimard, 1833)
Planaxis nigra  [sic]  ≡ Planaxis niger Quoy & Gaimard, 1833
Planaxis nigritella Forbes, 1852 ≡ Planaxis obsoletus Menke, 1851
Planaxis nucleus (Bruguière, 1789) ≡ Supplanaxis nucleus (Bruguière, 1789)
Planaxis obscura A. Adams, 1853 ≡ Planaxis sulcatus (Born, 1778)
Planaxis olivacea Risso, 1826 ≡ Nassarius corniculum (Olivi, 1792)
Planaxis piliger Philippi, 1849 ≡ Holcostoma piliger (Philippi, 1849)
Planaxis punctorostratus  ≡ Angiola punctostriata (E. A. Smith, 1872)
Planaxis punctostriata Smith, 1872 ≡ Angiola punctostriata (Smith E.A., 1872)
Planaxis raricosta Risso, 1826 ≡ Nassarius corniculum (Olivi, 1792)
Planaxis riparia Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
Planaxis rosacea Risso, 1826 ≡ Nassarius incrassatus (Strøm, 1768)
Planaxis similis E. A. Smith, 1872 ≡ Planaxis niger Quoy & Gaimard, 1833
Planaxis tenuis Risso, 1826 ≡ Nassarius cuvierii (Payraudeau, 1826)
三带芝麻螺 Planaxis trifasciata Risso, 1826 ≡ Nassarius corniculum (Olivi, 1792)
Planaxis turulosa Risso, 1826 ≡ Nassarius turulosus (Risso, 1826)
Planaxis undulata Lamarck, 1822 ≡ Planaxis sulcatus (Born, 1778)