Acanthodoris J. E. Gray, 1850 (original description)
Acanthodoris pilosa (Abildgaard, 1789) (new combination reference)
Actinodoris krusensternii J. E. Gray, 1850 accepted as Dendrodoris krusensternii (J. E. Gray, 1850) (original description)
Actinodoris tilesii J. E. Gray, 1850 accepted as Dendrodoris fumata (Rüppell & Leuckart, 1830) (original description)
Aplysia tigrinella Gray, 1850 accepted as Aplysia maculata Rang, 1828 (original description)
Aporrhaidae J. E. Gray, 1850 (original description)
Aradasia J. E. Gray, 1850 accepted as Monodonta Lamarck, 1799 (original description)
Architectomidae J. E. Gray, 1850 accepted as Architectonicidae J. E. Gray, 1850 (original description)
Architectonicidae J. E. Gray, 1850 (original description)
Architectonicoidea J. E. Gray, 1850 (original description)
Astraea (Pachypoma) J. E. Gray, 1850 accepted as Lithopoma J. E. Gray, 1850 (original description)
Atagema Gray, 1850 (original description)
Atlanta brunnea J. E. Gray, 1850 (original description)
Atlanta depressa Gray, 1850 accepted as Atlanta helicinoidea J. E. Gray, 1850 (original description)
Atlanta gaudichaudi Gray, 1850 (original description)
Atlanta helicinoidea J. E. Gray, 1850 (original description)
Atlanta inclinata J. E. Gray, 1850 (original description)
Atlanta inflata J. E. Gray, 1850 (original description)
Atlanta lamanoni Gray, 1850 accepted as Protatlanta souleyeti (E. A. Smith, 1888) (original description)
Atlanta lesueurii J. E. Gray, 1850 (original description)
Atlanta quoyii J. E. Gray, 1850 accepted as Atlanta inflata J. E. Gray, 1850 (original description)
Atlanta rosea Gray, 1850 (original description)
Bornella Gray, 1850 (original description)
Bornella adamsii J. E. Gray, 1850 accepted as Bornella stellifera (A. Adams & Reeve, 1848) (original description)
Bullinidae Gray, 1850 accepted as Aplustridae Gray, 1847 (original description)
Caecidae J. E. Gray, 1850 (original description)
Caecinae J. E. Gray, 1850 (original description)
Candiella J. E. Gray, 1850 (original description)
Candiella plebeia (G. Johnston, 1828) (new combination reference)
Carinaria gaudichaudi J. E. Gray, 1850 accepted as Carinaria galea W. H. Benson, 1835 (original description)
Ceratodoris J. E. Gray, 1850 (original description)
Ceratosoma Gray, 1850 (original description)
Cladopoda Gray, 1850 accepted as Thylacodes Guettard, 1770 (original description)
Collonia J. E. Gray, 1850 (original description)
Collonia striata Gray, 1850 (original description)
Columna virgata J. E. Gray, 1850 accepted as Columna columna (O. F. Müller, 1774) (original description)
Cominella J. E. Gray, 1850 (original description)
Coryphella J. E. Gray, 1850 (original description)
Cyclostoma nigrum Gray, 1850 accepted as Angaria delphinus (Linnaeus, 1758) (original description)
Doris incii J. E. Gray, 1850 accepted as Halgerda willeyi Eliot, 1904 (original description)
Doris laevis J. E. Gray, 1850 accepted as Acanthodoris pilosa (Abildgaard, 1789) (original description)
Doris trifida J. E. Gray, 1850 accepted as Ceratosoma trilobatum (J. E. Gray, 1850) (original description)
Doris trilobata J. E. Gray, 1850 accepted as Ceratosoma trilobatum (J. E. Gray, 1850) (original description)
Euthria J. E. Gray, 1850 (original description)
Favorinus J. E. Gray, 1850 (original description)
Favorinus albus (Alder & Hancock, 1844) accepted as Favorinus branchialis (Rathke, 1806) (new combination reference)
Gellina J. E. Gray, 1850 accepted as Doto Oken, 1815 (original description)
Glauconella Gray, 1850 accepted as Smaragdinella A. Adams, 1848 (original description)
Glauconella adamsi Gray, 1850 accepted as Smaragdinella calyculata (Broderip & G. B. Sowerby I, 1829) (original description)
Glossodoris dorbignii Gray, 1850 accepted as Doris sticta (Iredale & O'Donoghue, 1923) (original description)
Guildfordia J. E. Gray, 1850 (original description)
Hexabranchus adamsii J. E. Gray, 1850 accepted as Hexabranchus lacer (Cuvier, 1804) (original description)
Hexabranchus laciniatus [sic] accepted as Hexabranchus lacer (Cuvier, 1804) (basis of record)
Hexabranchus sandwichensis J. E. Gray, 1850 (original description)
Hirundella Gray, 1850 accepted as Chelidonura A. Adams, 1850 (original description)
Janella J. E. Gray, 1850 accepted as Athoracophorus A. Gould, 1852 (original description)
Janthina nana J. E. Gray, 1850 accepted as Janthina exigua Lamarck, 1816 (original description)
Lepetidae Gray, 1850 (original description)
Liotia krausii J. E. Gray, 1850 accepted as Pseudotorinia kraussi (J. E. Gray), 1850 (original description)
Liotiidae Gray, 1850 (original description)
Lithopoma J. E. Gray, 1850 (original description)
Lunella (Ninella) Gray, 1850 represented as Lunella Röding, 1798 (original description)
Marsenina J. E. Gray, 1850 (original description)
Modelia J. E. Gray, 1850 (original description)
Nassa gibba M. E. Gray, 1850 accepted as Nassarius mutabilis (Linnaeus, 1758) accepted as Tritia mutabilis (Linnaeus, 1758) (original description)
Natica fibrosa Gray, 1850 accepted as Mammilla fibrosa (Gray, 1850) (original description)
Nina Gray, 1850 accepted as Tectarius (Echininus) Clench & Abbott, 1942 represented as Tectarius Valenciennes, 1832 (original description)
Ninella J. E. Gray, 1850 (original description)
Onchidella J. E. Gray, 1850 (original description)
Onchidella hardwickii Gray, 1850 accepted as Onchidium hardwickii (Gray, 1850) (original description)
Onchidella reevesii Gray, 1850 accepted as Onchidium reevesii (Gray, 1850) (original description)
Onustus javanicus Gray, 1850 accepted as Xenophora solarioides (Reeve, 1845) (original description)
Oxygyrus rangii J. E. Gray, 1850 accepted as Oxygyrus inflatus W. H. Benson, 1835 (original description)
Pachypoma J. E. Gray, 1850 accepted as Lithopoma J. E. Gray, 1850 (original description)
Pagodus verus Gray, 1850 accepted as Tectarius pagodus (Linnaeus, 1758) (original description)
Pelagella J. E. Gray, 1850 (original description)
Pelagella pareti (Vérany, 1846) accepted as Pelagella castanea (Alder & Hancock, 1845) (new combination reference)
Peronia alderi J. E. Gray, 1850 (original description)
Phidiana Gray, 1850 (original description)
Philinidae J. E. Gray, 1850 (1815) (original description)
Philininae J. E. Gray, 1850 (1815) (original description)
Philinoidea J. E. Gray, 1850 (1815) (original description)
Placobranchus eubranchus Gray, 1850 (original description)
Planaxidae J. E. Gray, 1850 (original description)
Planaxinae J. E. Gray, 1850 (original description)
Pomaulax J. E. Gray, 1850 (original description)
Pterotrachea keraudrenii Gray, 1850 (original description)
Rissoellidae Gray, 1850 (original description)
Rissoelloidea Gray, 1850 (original description)
Sarmaticus classicarius J. E. Gray, 1850 accepted as Turbo sarmaticus Linnaeus, 1758 (original description)
Scyllaea hookeri M. E. Gray, 1850 accepted as Scyllaea pelagica Linnaeus, 1758 (original description)
Scyllaea quoyi Gray, 1850 accepted as Scyllaea fulva Quoy & Gaimard, 1824 (original description)
Siphonium J. E. Gray, 1850 accepted as Dendropoma Mörch, 1861 (original description)
Solarium striatum J. E. Gray, 1850 accepted as Architectonica perspectiva (Linnaeus, 1758) (original description)
Styliola recta J. E. Gray, 1850 accepted as Styliola subula (Quoy & Gaimard, 1827) (original description)
Trichotropidae J. E. Gray, 1850 accepted as Capulidae J. Fleming, 1822 (original description)
Turbo (Callopoma) Gray, 1850 represented as Turbo Linnaeus, 1758 (original description)
Turbo (Modelia) Gray, 1850 accepted as Turbo Linnaeus, 1758 (original description)
Turbo (Pomaulax) J. E. Gray, 1850 accepted as Pomaulax J. E. Gray, 1850 (original description)
Uvanilla J. E. Gray, 1850 (original description)