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*''[[Hexabranchus morsomus]]'' <span style="font-variant: small-caps"> Ev. Marcus & Er. Marcus</span>, 1962
*''[[Hexabranchus sanguineus]]'' <span style="font-variant: small-caps"> (Rüppell & Leuckart</span>, 1830)
*''[[Hexabranchus adamsi]]'' (Gray, 1850)
*''[[Hexabranchus anaiteus]]'' (Bergh, 1878)
*''[[Hexabranchus aneiteumensis]]'' (Abraham, 1877)
*''[[Hexabranchus aureomarginatus]]'' (Ostergaard, 1955)
*''[[Hexabranchus burnetti]]'' (Adams, 1858)
*''[[Hexabranchus cardinalis]]'' (Gould, 1852)
*''[[Hexabranchus digitatus]]'' (Eliot, 1903)
*''[[Hexabranchus faustus]]'' (Bergh, 1878)
*''[[Hexabranchus flammulatus]]'' (Quoy & Gaimard, 1832)
*''[[Hexabranchus gloriosus]]'' (Kelaart, 1858)
*''[[Hexabranchus imperialis]]'' (Kent, 1897)
*''[[Hexabranchus lacer]]'' (Cuvier, 1804)
*''[[Hexabranchus laciniatus]]'' (Gray, 1850)
*''[[Hexabranchus marginatus]]'' (Quoy & Gaimard, 1832)
*''[[Hexabranchus mauritianus]]'' (Abraham, 1877)
*''[[Hexabranchus moebii]]'' (Baba, 1986)
*''[[Hexabranchus morsomus]]'' (Marcus & Marcus, 1962)
*''[[Hexabranchus nebulosus]]'' (Pease, 1860)
*''[[Hexabranchus notatus]]'' (Bergh, 1878)
*''[[Hexabranchus orbicularis]]'' (Abraham, 1877)
*''[[Hexabranchus pellucidulus]]'' (Abraham, 1876)
*''[[Hexabranchus petersi]]'' (Bergh, 1878)
*''[[Hexabranchus plicatus]]'' (Hägg, 1904)
*''[[Hexabranchus praetextus]]''<ref>[[Specie tipo]] del genere.</ref> (Ehrenberg, 1831)
*''[[Hexabranchus pulchellus]]'' (Pease, 1860)
*''[[Hexabranchus punctatus]]'' (Bergh, 1905)
*''[[Hexabranchus sandwichensis]]'' (Souleyet & Eyedoux, 1852)
*''[[Hexabranchus sanguineus]]'' (Rüppell & Leuckart, 1831)
*''[[Hexabranchus souleyeti]]'' (Bergh, 1877)
*''[[Hexabranchus suezensis]]'' (Abraham, 1876)
*''[[Hexabranchus sumptuosus]]'' (Gould, 1852)
*''[[Hexabranchus superbus]]'' (Gould, 1852)
*''[[Hexabranchus tinkeri]]'' (Ostergaard, 1955)
== Note ==
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