1. Species Smittia adeonelloides Ortmann, 1890 accepted as Escharoides adeonelloides (Ortmann, 1890) (unaccepted > superseded combination)
2. Species Smittia affinis (Hincks, 1862) accepted as Smittina affinis (Hincks, 1862) (Superseded combination)
3. Species Smittia akaroensis Levinsen, 1909 accepted as Smittoidea maunganuiensis (Waters, 1906) (unaccepted > misspelling, Subjective synonym)
4. Species Smittia antarctica Waters, 1904 accepted as Smittina antarctica (Waters, 1904) (Basionym)
5. Species Smittia arctica Norman, 1894 accepted as Smittina arctica (Norman, 1894) (unaccepted > superseded combination, Basionym)
6. Species Smittia azorensis Jullien, 1903 accepted as Smittina azorensis (Jullien, 1903) (unaccepted > superseded combination, Basionym)
7. Species Smittia calceolus MacGillivray, 1887 accepted as Smittoidea calceolus (MacGillivray, 1887) (unaccepted > superseded combination, Basionym)
8. Species Smittia californiensis Robertson, 1908 accepted as Parasmittina californiensis (Robertson, 1908)
9. Species Smittia cellata O'Donoghue & O'Donoghue, 1923 accepted as Rhamphostomella cellata (O'Donoghue & O'Donoghue, 1926) (unaccepted > superseded combination, Basionym)
10. Species Smittia colletti Jullien in Jullien & Calvet, 1903 accepted as Smittina cervicornis (Pallas, 1766) (Subjective junior synonym)
11. Species Smittia collifera Robertson, 1908 accepted as Parasmittina collifera (Robertson, 1908) (unaccepted > superseded combination, Basionym)
12. Species Smittia conspicua Waters, 1904 accepted as Smittoidea conspicua (Waters, 1904)
13. Species Smittia crassatina Waters, 1904 accepted as Aspericreta crassatina (Waters, 1904)
14. Species Smittia cribraria MacGillivray, 1886 accepted as Smittina cribraria (MacGillivray, 1886) (unaccepted > superseded combination, Basionym)
15. Species Smittia crozetensis Waters, 1904 accepted as Escharella crozetensis (Waters, 1904) (unaccepted > superseded combination, Basionym)
16. Species Smittia decipiens Jullien, 1903 accepted as Porella compressa (J. Sowerby, 1805) (unaccepted > junior subjective synonym, Subjective synonym)
17. Species Smittia dentata Waters, 1904 accepted as Bostrychopora dentata (Waters, 1904) (unaccepted > superseded combination, Basionym)
18. Species Smittia directa Waters, 1904 accepted as Smittina directa (Waters, 1904) (unaccepted > superseded combination, Basionym)
19. Species Smittia egyptiaca Waters, 1909 accepted as Parasmittina egyptiaca (Waters, 1909) (unaccepted > superseded combination, Basionym)
20. Species Smittia ensifera Jullien, 1903 accepted as Smittoidea ophidiana (Waters, 1879) (unaccepted > junior subjective synonym, Subjective synonym)
21. Species Smittia fallax Jullien, 1903 accepted as Porella compressa (J. Sowerby, 1805) (unaccepted > junior subjective synonym, Subjective synonym)
22. Species Smittia gelida Waters, 1904 accepted as Smittina directa (Waters, 1904) (unaccepted > junior subjective synonym, Subjective synonym)
23. Species Smittia gemmata Jullien in Jullien & Calvet, 1903 accepted as Raymondcia gemmata (Jullien in Jullien & Calvet, 1903) (Basionym)
24. Species Smittia glomerata Thornely, 1912 accepted as Parasmittina glomerata (Thornely, 1912) (unaccepted > superseded combination, Basionym)
25. Species Smittia grimaldii Jullien, 1903 accepted as Porella compressa (J. Sowerby, 1805) (Subjective synonym)
26. Species Smittia guernei Jullien & Calvet, 1903 accepted as Escharella guernei (Jullien & Calvet, 1903) (Revision)
27. Species Smittia hexagonalis O'Donoghue, 1924 accepted as Smittoidea hexagonalis (O'Donoghue, 1924) (unaccepted > superseded combination, Basionym)
28. Species Smittia immersa Jullien, 1903 accepted as Porella compressa (J. Sowerby, 1805) (Subjective synonym)
29. Species Smittia inclusa Waters, 1904 accepted as Polirhabdotos inclusum (Waters, 1904)
30. Species Smittia inerma Calvet, 1906 accepted as Prenantia inerma (Calvet, 1906) (Basionym)
31. Species Smittia jacksonii Waters, 1900 accepted as Escharoides jacksonii (Waters, 1900) (Basionym)
32. Species Smittia jacobensis Busk, 1884 accepted as Smittina jacobensis (Busk, 1884) (unaccepted > superseded combination, Basionym)
33. Species Smittia koehleri Calvet, 1896 accepted as Bryocryptella koehleri (Calvet, 1896) (Basionym)
34. Species Smittia landsborovii (Johnston, 1847) accepted as Smittina landsborovii (Johnston, 1847) (unaccepted > superseded combination, Alternative combination)
35. Species Smittia latiavicularia Kirkpatrick, 1888 accepted as Parasmittina latiavicularia (Kirkpatrick, 1888) (unaccepted > superseded combination, Alternative combination)
36. Species Smittia lebruni Waters, 1905 accepted as Smittina lebruni (Waters, 1905) (unaccepted > superseded combination, Basionym)
37. Species Smittia levis Kirkpatrick, 1890 accepted as Smittoidea levis (Kirkpatrick, 1890) (unaccepted > superseded combination, Basionym)
38. Species Smittia lineata Nordgaard, 1896 accepted as Schizomavella (Schizomavella) lineata (Nordgaard, 1896) (unaccepted > superseded combination, Basionym)
39. Species Smittia marsupialis Busk, 1884 accepted as Parasmittina marsupialis (Busk, 1884) (unaccepted > superseded combination, Basionym)
40. Species Smittia maunganuiensis Waters, 1906 accepted as Smittoidea maunganuiensis (Waters, 1906) (unaccepted > superseded combination, Basionym)
41. Species Smittia milneana Busk, 1859 accepted as Escharina milneana (Busk, 1859) † (unaccepted > superseded combination, Alternative combination)
42. Species Smittia miniacea Jullien, 1882 accepted as Prenantia spectrum (Jullien, 1882) (Subjective synonym)
43. Species Smittia monacha Jullien, 1888 accepted as Smittina monacha (Jullien, 1888) (unaccepted > superseded combination, Basionym)
44. Species Smittia murarmata Kirkpatrick, 1888 accepted as Parasmittina murarmata (Kirkpatrick, 1888) (unaccepted > superseded combination, Basionym)
45. Species Smittia obscura MacGillivray, 1891 accepted as Smittina obscura (MacGillivray, 1891) (unaccepted > superseded combination, Basionym)
46. Species Smittia palmata (Fleming, 1828) accepted as Palmiskenea skenei (Ellis & Solander, 1786) (Subjective synonym)
47. Species Smittia praealta Calvet, 1906 accepted as Escharella praealta (Calvet, 1906) (unaccepted > superseded combination, Basionym)
48. Species Smittia rouvillei Calvet, 1902 accepted as Parasmittina rouvillei (Calvet, 1902) (Basionym)
49. Species Smittia spectrum Jullien, 1882 accepted as Prenantia spectrum (Jullien, 1882) (Basionym)
50. Species Smittia tenuis Busk, 1884 accepted as Biavicularium tenue (Busk, 1884)
51. Species Smittia torquata O'Donoghue & O'Donoghue, 1923 accepted as Rhamphostomella cellata (O'Donoghue & O'Donoghue, 1926) (unaccepted > junior subjective synonym, Subjective synonym)
52. Species Smittia transversa Busk, 1884 accepted as Smittoidea transversa (Busk, 1884) (Basionym)
53. Species Smittia tripora Waters, 1904 accepted as Smittoidea tripora (Waters, 1904)
54. Species Smittia trispinosa Johnston, 1838 accepted as Parasmittina trispinosa (Johnston, 1838)
55. Species Smittia tropica Waters, 1909 accepted as Parasmittina tropica (Waters, 1909) (Basionym)
56. Species Smittia graciosa Busk, 1884 (uncertain > taxon inquirendum)
57. Species Smittia levinseni Nordgård, 1903 (uncertain > taxon inquirendum)
58. Species Smittia modesta MacGillivray, 1895 (uncertain > taxon inquirendum)
59. Species Smittia robusta Jullien, 1903 (uncertain > taxon inquirendum)
60. Species Smittia schlumbergeri Jullien, 1903 (uncertain > taxon inquirendum)

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