1. Species Euonyma achilles Preston, 1913
2. Species Euonyma acus (Morelet, 1889)
3. Species Euonyma arthuri Connolly, 1923
4. Species Euonyma barnardi Connolly, 1929
5. Species Euonyma beckeri (Fulton, 1907)
6. Species Euonyma blayneyi Connolly, 1923
7. Species Euonyma cacuminata (Melvill & Ponsonby, 1892)
8. Species Euonyma damarica Jaeckel, 1962
9. Species Euonyma decipiens Connolly, 1929
10. Species Euonyma eussoensis Connolly, 1923
11. Species Euonyma franzi Blume, 1965
12. Species Euonyma fulgens Connolly, 1923
13. Species Euonyma gouldi Connolly, 1912
14. Species Euonyma harrisoni Tattersfield, 2011 †
15. Species Euonyma laeocochlis (Melvill & Ponsonby, 1896)
16. Species Euonyma lanceolata (L. Pfeiffer, 1855)
17. Species Euonyma lymneaeformis (Melvill & Ponsonby, 1901)
18. Species Euonyma magilensis (Craven, 1880)
19. Species Euonyma natalensis (Burnup, 1905)
20. Species Euonyma percivali Connolly, 1923
21. Species Euonyma pernitens Connolly, 1923
22. Species Euonyma platyacme Melvill & Ponsonby, 1907
23. Species Euonyma pruizenensis Connolly, 1910
24. Species Euonyma purcelli (Melvill & Ponsonby, 1901)
25. Species Euonyma siliqua Connolly, 1910
26. Species Euonyma standeri Connolly, 1910
27. Species Euonyma terebraeformis Connolly, 1923
28. Species Euonyma topazon Connolly, 1923
29. Species Euonyma tugelensis (Melvill & Ponsonby, 1897)
30. Species Euonyma turriformis (Krauss, 1848)
31. Species Euonyma unicornis Connolly, 1910
32. Species Euonyma varia Connolly, 1910
33. Species Euonyma connollyana K. L. Pfeiffer, 1852 accepted as Hypolysia connollyana (K. L. Pfeiffer, 1952) (original combination)
34. Species Euonyma crystallina (Melvill & Ponsonby, 1896) accepted as Opeas crystallinum (Melvill & Ponsonby, 1896) (unaccepted > superseded combination)
35. Species Euonyma curtissima Verdcourt, 1968 accepted as Kenyaella curtissima (Verdcourt, 1968) (original combination)
36. Species Euonyma durbanensis (Sturany, 1898) accepted as Euonyma tugelensis (Melvill & Ponsonby, 1897) (synonym)
37. Species Euonyma leakeyi Verdcourt, 1987 † accepted as Kenyaella leakeyi (Verdcourt, 1987) † (unaccepted > superseded combination)
38. Species Euonyma monotropha Germain, 1934 accepted as Streptostele monotropha (Germain, 1934) (unaccepted > superseded combination, basionym)
39. Species Euonyma pareimena Connolly, 1923 accepted as Opeas pareimena (Connolly, 1923) (unaccepted > superseded combination)
40. Species Euonyma pietersburgensis (Preston, 1909) accepted as Opeas lineare (Krauss, 1848) (unaccepted > junior subjective synonym)
41. Species Euonyma koitobboensis Germain, 1934 (uncertain > taxon inquirendum)

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