1. Species Rissoia subglobulosa Cerulli-Irelli, 1914 †
2. Subgenus Rissoia (Alvania) Risso, 1826 accepted as Alvania Risso, 1826
   1. Species Rissoia (Alvania) plicata (F. W. Hutton, 1873) accepted as Merelina plaga H. J. Finlay, 1926 (homonym)
3. Subgenus Rissoia (Amphithalamus) P. P. Carpenter, 1864 accepted as Amphithalamus P. P. Carpenter, 1864
   1. Species Rissoia (Amphithalamus) jacksoni Brazier, 1895 accepted as Amphithalamus jacksoni (Brazier, 1895) (superseded combination)
   2. Species Rissoia (Amphithalamus) petterdi Brazier, 1895 accepted as Badepigrus petterdi (Brazier, 1895)
   3. Species Rissoia (Amphithalamus) simsoni Tate & May, 1900 accepted as Epigrus cylindraceus (Tenison Woods, 1878) (unaccepted > junior subjective synonym)
   4. Species Rissoia (Amphithalamus) verconis Tate, 1899 accepted as Badepigrus badius (Petterd, 1884)
4. Subgenus Rissoia (Apicularia) Monterosato, 1884 accepted as Apicularia Monterosato, 1884 accepted as Rissoa Desmarest, 1814
   1. Species Rissoia (Apicularia) apicilirata Tate & May, 1900 accepted as Subestea australiae (Frauenfeld, 1867)
   2. Species Rissoia (Apicularia) demessa Tate & May, 1900 accepted as Onoba demessa (Tate & May, 1900)
   3. Species Rissoia (Apicularia) guerini Récluz, 1843 accepted as Rissoa guerinii Récluz, 1843 (unaccepted > superseded combination)
   4. Species Rissoia (Apicularia) sulzeriana (Risso, 1826) † accepted as Rissoa variabilis (Megerle von Mühlfeld, 1824)
   5. Species Rissoia (Apicularia) angulatacuta Sacco, 1895 † (uncertain > unassessed)
5. Subgenus Rissoia (Ceratia) H. Adams & A. Adams, 1852 accepted as Ceratia H. Adams & A. Adams, 1852
   1. Species Rissoia (Ceratia) foveauxiana Suter, 1898 accepted as Subonoba foveauxiana (Suter, 1898) (superseded combination)
   2. Species Rissoia (Ceratia) turqueti E. Lamy, 1906 accepted as Subonoba turqueti (E. Lamy, 1906) (superseded combination)
6. Subgenus Rissoia (Cingula) J. Fleming, 1818 accepted as Cingula J. Fleming, 1818
   1. Species Rissoia (Cingula) foveauxiana Suter, 1898 accepted as Subonoba foveauxiana (Suter, 1898) (superseded combination)
   2. Species Rissoia (Cingula) fumata Suter, 1898 accepted as Subonoba fumata (Suter, 1898) (superseded combination)
   3. Species Rissoia (Cingula) lubrica Suter, 1898 accepted as Onoba (Ovirissoa) lubrica (Suter, 1898) accepted as Ovirissoa lubrica (Suter, 1898) (superseded combination)
   4. Species Rissoia (Cingula) rubicunda Tate & May, 1900 accepted as Onoba rubicunda (Tate & May, 1900) (original combination)
   5. Species Rissoia (Cingula) subfusca (F. W. Hutton, 1873) accepted as Pisinna subfusca (F. W. Hutton, 1873) (superseded combination)
7. Subgenus Rissoia (Cingulina) Monterosato, 1884 accepted as Obtusella Cossmann, 1921 (Cingulina preoccupied by Cingulina A.Adams, 1860)
   1. Species Rissoia (Cingulina) ventricosella Cerulli-Irelli, 1914 † accepted as Obtusella ventricosella (Cerulli-Irelli, 1914) † (Cingulina preoccupied by Cingulina A. Adams, 1860; replaced by Obtusella Cossmann, 1921)
8. Subgenus Rissoia (Hyala) H. Adams & A. Adams, 1852 accepted as Hyala H. Adams & A. Adams, 1852 (unaccepted > superseded combination)
   1. Species Rissoia (Hyala) vitrea (Montagu, 1803) accepted as Hyala vitrea (Montagu, 1803) (unaccepted > superseded combination)
   2. Species Rissoia (Hyala) subglobulosa Cerulli-Irelli, 1914 † represented as Rissoia subglobulosa Cerulli-Irelli, 1914 †
9. Subgenus Rissoia (Mohrensternia) Stoliczka, 1868 accepted as Mohrensternia Stoliczka, 1868 † (unaccepted > superseded rank)
   1. Species Rissoia (Mohrensternia) inflata (M. Hörnes, 1856) † accepted as Mohrensternia inflata (M. Hörnes, 1856) † (unaccepted > superseded combination)
10. Subgenus Rissoia (Nodulus) Monterosato, 1878 accepted as Nodulus Monterosato, 1878
    1. Species Rissoia (Nodulus) pellucida Tate & May, 1900 accepted as Eatoniella pellucida (Tate & May, 1900)
11. Subgenus Rissoia (Pusillina) Monterosato, 1884 accepted as Pusillina Monterosato, 1884
    1. Species Rissoia (Pusillina) discrepans Tate & May, 1900 accepted as Haurakia discrepans (Tate & May, 1900)
12. Subgenus Rissoia (Rissoia) Bronn, 1848 accepted as Rissoa Desmarest, 1814 (unaccepted > superseded rank)
    1. Species Rissoia (Rissoia) lineolata Michaud, 1830 accepted as Pusillina lineolata (Michaud, 1830) (unaccepted > superseded combination)
13. Subgenus Rissoia (Rissostomia) G. O. Sars, 1878 accepted as Rissoa Desmarest, 1814 (unaccepted > junior subjective synonym)
    1. Species Rissoia (Rissostomia) membranacea (J. Adams, 1800) accepted as Rissoa membranacea (J. Adams, 1800) (unaccepted > superseded combination)
14. Subgenus Rissoia (Sabanaea) Leach, 1847 accepted as Rissoa Desmarest, 1814
    1. Species Rissoia (Sabanaea) annulata (Hutton, 1884) accepted as Eatoniella olivacea (F. W. Hutton, 1882) (synonym)
15. Subgenus Rissoia (Schwartzia) Bucquoy, Dautzenberg & Dollfus, 1884 accepted as Rissoa Desmarest, 1814 (unaccepted > junior subjective synonym)
    1. Species Rissoia (Schwartzia) monodonta (R. A. Philippi, 1836) accepted as Rissoa monodonta R. A. Philippi, 1836 (unaccepted > superseded combination)
16. Subgenus Rissoia (Setia) H. Adams & A. Adams, 1852 accepted as Setia H. Adams & A. Adams, 1852
    1. Species Rissoia (Setia) beddomei Tate, 1899 accepted as Crassitoniella flammea (Frauenfeld, 1867) (unnecessary nom. nov. for Rissoa flamia Beddome, 1882)
    2. Species Rissoia (Setia) lubrica Suter, 1898 accepted as Onoba lubrica (Suter, 1898) accepted as Ovirissoa lubrica (Suter, 1898) (superseded combination)
17. Subgenus Rissoia (Turbella) [sic] † accepted as Rissoa Desmarest, 1814 (unaccepted > junior subjective synonym)
    1. Species Rissoia (Turbella) discors T. Brown, 1818 accepted as Alvania discors (T. Brown, 1818) (unaccepted > superseded combination)
18. Species Rissoia anderssoni Strebel, 1908 accepted as Onoba anderssoni (Strebel, 1908) (original combination)
19. Species Rissoia annulata (F. W. Hutton, 1884) accepted as Rissoina annulata F. W. Hutton, 1884 accepted as Eatoniella olivacea (F. W. Hutton, 1882) (Rissoia subsequent incorrect spelling of Rissoa)
20. Species Rissoia apicilirata Tate & May, 1900 accepted as Onoba australiae (Frauenfeld, 1867) accepted as Subestea australiae (Frauenfeld, 1867)
21. Species Rissoia candidissima W. H. Webster, 1905 accepted as Subonoba candidissima (W. H. Webster, 1905) (unaccepted > superseded combination)
22. Species Rissoia carnosa W. H. Webster, 1905 accepted as Fictonoba carnosa (W. H. Webster, 1905) (unaccepted > superseded combination)
23. Species Rissoia cingillus (Montagu, 1803) accepted as Cingula cingillus (Montagu, 1803) accepted as Cingula trifasciata (J. Adams, 1800) (currently in genus Cingula)
24. Species Rissoia crawfordi E. A. Smith, 1901 accepted as Rissoa crawfordi E. A. Smith, 1901 accepted as Pisinna crawfordi (E. A. Smith, 1901) (Rissoia incorrect subsequent spelling of Rissoa)
25. Species Rissoia demissa E. A. Smith, 1915 accepted as Eatoniella demissa (E. A. Smith, 1915) (original combination)
26. Species Rissoia deserta E. A. Smith, 1907 accepted as Rissoa deserta E. A. Smith, 1907 accepted as Powellisetia deserta (E. A. Smith, 1907) (Original name; Rissoia subsequent incorrect spelling of Rissoa)
27. Species Rissoia devecta Tate, 1899 accepted as Merelina gracilis (Angas, 1877) (Unnecessary replacement name for Alvania gracilis Angas, not a homonym of Rissoa gracilis MacGillivray, 1843)
28. Species Rissoia dolioliformis Locard, 1886 accepted as Pusillina philippi (Aradas & Maggiore, 1844) (synonym)
29. Species Rissoia dollfusi Cossmann & Pissarro, 1902 † accepted as Alvania dollfusi (Cossmann & Pissarro, 1902) † (Rissoia incorrect subsequent spelling of Rissoa; Alvania accepted as genus)
30. Species Rissoia dumasi Cossmann, 1899 † accepted as Alvania dumasi (Cossmann, 1899) †
31. Species Rissoia edgariana Melvill & Standen, 1907 accepted as Rissoa parva (da Costa, 1778)
32. Species Rissoia eurydictium Cossmann, 1888 † accepted as Rissoa eurydictium Cossmann, 1888 †
33. Species Rissoia falunica de Morgan, 1916 † accepted as Manzonia falunica (de Morgan, 1916) † (unaccepted > superseded combination)
34. Species Rissoia foveauxiana Suter, 1898 accepted as Onoba foveauxiana (Suter, 1898) accepted as Subonoba foveauxiana (Suter, 1898) (superseded combination)
35. Species Rissoia fraudulenta E. A. Smith, 1907 accepted as Onoba turqueti (E. Lamy, 1906) accepted as Subonoba turqueti (E. Lamy, 1906) (junior subjective synonym)
36. Species Rissoia fuegoensis Strebel, 1908 accepted as Onoba fuegoensis (Strebel, 1908) (Basionym)
37. Species Rissoia fumata Suter, 1898 accepted as Subonoba fumata (Suter, 1898) (superseded combination)
38. Species Rissoia gelida E. A. Smith, 1907 accepted as Onoba gelida (E. A. Smith, 1907) accepted as Subonoba gelida (E. A. Smith, 1907) (original combination)
39. Species Rissoia glacialis E. A. Smith, 1907 accepted as Eatoniella glacialis (E. A. Smith, 1907) (original combination)
40. Species Rissoia guernei Dautzenberg, 1889 accepted as Rissoa guernei Dautzenberg, 1889
41. Species Rissoia hamiltoni Suter, 1898 accepted as Rissoa hamiltoni Suter, 1898 accepted as Haurakia hamiltoni (Suter, 1898) (superseded combination)
42. Species Rissoia huttoni Suter, 1898 accepted as Haurakia huttoni (Suter, 1898) (superseded combination)
43. Species Rissoia inornata Strebel, 1908 accepted as Powellisetia inornata (Strebel, 1908) (original combination)
44. Species Rissoia insignificans Strebel, 1908 accepted as Onoba georgiana (Pfeffer, 1886)
45. Species Rissoia joviana Melvill & Standen, 1896 accepted as Rissoa joviana Melvill & Standen, 1896 accepted as Finella pupoides A. Adams, 1860 (unaccepted > junior subjective synonym)
46. Species Rissoia kwandangensis Schepman, 1909 accepted as Alvania kwandangensis (Schepman, 1909) (unaccepted > superseded combination)
47. Species Rissoia lubrica Suter, 1898 accepted as Onoba lubrica (Suter, 1898) accepted as Ovirissoa lubrica (Suter, 1898) (Onoba accepted as genus; Rissoia incorrect spelling of Rissoa)
48. Species Rissoia martini Cossmann, 1889 † accepted as Rissoa martini Cossmann, 1889 † (Rissoia incorrect subsequent spelling of Rissoa)
49. Species Rissoia micans W. H. Webster, 1905 accepted as Eatonina micans (W. H. Webster, 1905) (superseded combination)
50. Species Rissoia nana (J. Martin, 1860) † accepted as Rissoa martini Cossmann, 1889 † (unaccepted > junior homonym, junior secondary homonym of Rissoa nana (Lamarck, 1810); Rissoia martini is a replacement name)
51. Species Rissoia neglecta Locard, 1886 accepted as Rissoa variabilis (Megerle von Mühlfeld, 1824) (synonym)
52. Species Rissoia obesula Dautzenberg, 1889 accepted as Rissoa guernei Dautzenberg, 1889 (synonym)
53. Species Rissoia ochroleuca Brazier, 1894 accepted as Rissoa ochroleuca Brazier, 1894 accepted as Onoba australiae (Frauenfeld, 1867) accepted as Subestea australiae (Frauenfeld, 1867) (Rissoia incorrect subsequent spelling of Rissoa)
54. Species Rissoia pellucida Tate & May, 1900 accepted as Eatoniella pellucida (Tate & May, 1900) (original combination)
55. Species Rissoia perexigua Tate & May, 1900 accepted as Pseudorissoina perexigua (Tate & May, 1900) (original combination)
56. Species Rissoia pissarroi Cossmann, 1899 † accepted as Alvania pissarroi (Cossmann, 1899) † (unaccepted > superseded combination, Rissoia is an incorrect subsequent spelling of Rissoa, however, Cossmann (1899) placed it in subgenus Galeodina, which is regarded as a synonym of Alvania.)
57. Species Rissoia plicata (F. W. Hutton, 1873) accepted as Rissoa plicata F. W. Hutton, 1873 accepted as Merelina maoriana A. W. B. Powell, 1939 (Rissoia incorrect subsequent spelling of Rissoa)
58. Species Rissoia pontileviensis de Morgan, 1916 † accepted as Manzonia pontileviensis (de Morgan, 1916) † (unaccepted > superseded combination)
59. Species Rissoia protensa Locard, 1886 accepted as Rissoa variabilis (Megerle von Mühlfeld, 1824) (synonym)
60. Species Rissoia pyrrhacme Melvill & Standen, 1896 accepted as Rissoa pyrrhacme Melvill & Standen, 1896 accepted as Finella pupoides A. Adams, 1860 (unaccepted > junior subjective synonym)
61. Species Rissoia regularis E. A. Smith, 1915 accepted as Eatoniella kerguelenensis regularis (E. A. Smith, 1915) (original combination)
62. Species Rissoia rufilabrata Locard, 1886 accepted as Rissoa lilacina Récluz, 1843 (synonym)
63. Species Rissoia schraderi Strebel, 1908 accepted as Onoba schraderi (Strebel, 1908) (original combination)
64. Species Rissoia scotiana Melvill & Standen, 1907 accepted as Onoba scotiana (Melvill & Standen, 1907) accepted as Onoba semicostata (Montagu, 1803)
65. Species Rissoia steineni Strebel, 1908 accepted as Onoba steineni (Strebel, 1908) (original combination)
66. Species Rissoia strangei Brazier, 1894 accepted as Alvania strangei (Brazier, 1894) (Rissoia incorrect subsequent spelling of Rissoa; Alvania accepted as genus)
67. Species Rissoia subcancellata G. B. Sowerby III, 1894 accepted as Alvania subcancellata (G. B. Sowerby III, 1894) (use in recent literature currently undocumented)
68. Species Rissoia subfusca (F. W. Hutton, 1873) accepted as Rissoa subfusca F. W. Hutton, 1873 accepted as Pisinna subfusca (F. W. Hutton, 1873) (Rissoia incorrect subsequent spelling of Rissoa)
69. Species Rissoia sulcata Strebel, 1908 accepted as Onoba grisea (E. von Martens, 1885)
70. Species Rissoia turqueti E. Lamy, 1906 accepted as Subonoba turqueti (E. Lamy, 1906) (superseded combination)
71. Species Rissoia vitrea (Montagu, 1803) accepted as Hyala vitrea (Montagu, 1803) (unaccepted > superseded combination)
72. Species Rissoia vulgaris W. H. Webster, 1905 accepted as Angustassiminea vulgaris (W. H. Webster, 1905) (unaccepted > superseded combination)
73. Species Rissoia zosterophila (W. H. Webster, 1905) accepted as Pisinna zosterophila (W. H. Webster, 1905) (superseded combination)

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