1. Species Vaugonia athena Poulton & J. H. Callomon, 1977 †
2. Species Vaugonia awazuensis T. Kobayashi, 1957 †
3. Species Vaugonia banevurica Konovalova, 1979 †
4. Species Vaugonia coatesi Poulton, 1977 †
5. Species Vaugonia cuneata Konovalova, 1979 †
6. Species Vaugonia donbassica Dykan, 1986 †
7. Species Vaugonia flexicostata J.-C. Fischer, 1969 †
8. Species Vaugonia gardeti (Freneix, 1958) †
9. Species Vaugonia imlayi Poulton, 1979 †
10. Species Vaugonia jeletzkyi Poulton, 1977 †
11. Species Vaugonia kawhiana (Trechmann, 1923) †
12. Species Vaugonia kodaijimensis T. Kobayashi & Mori, 1955 †
13. Species Vaugonia kuzuryuensis Maeda, 1963 †
14. Species Vaugonia magna Konovalova, 1979 †
15. Species Vaugonia mariajosephinae Crickmay, 1930 †
16. Species Vaugonia namigashira T. Kobayashi & Mori, 1955 †
17. Species Vaugonia niranohamensis T. Kobayashi & Mori, 1955 †
18. Species Vaugonia orvillensis S. R. A. Kelly, 1995 †
19. Species Vaugonia postutahensis Pugaczewska, 1978 †
20. Species Vaugonia smirnovkaensis Dykan, 1986 †
21. Species Vaugonia spedeni C. A. Fleming, 1987 †
22. Species Vaugonia subrotunda Konovalova, 1979 †
23. Species Vaugonia ussuriensis Konovalova, 1979 †
24. Species Vaugonia vcostata (Lycett, 1850) †
25. Species Vaugonia veronica Crickmay, 1930 †
26. Species Vaugonia yambarensis T. Kobayashi, 1956 †
27. Species Vaugonia yanshipingensis S.-X. Wen, 1979 †
28. Species Vaugonia yokoyamai T. Kobayashi & Mori, 1955 †
29. Species Vaugonia yukonensis Poulton, 1979 †
30. Subgenus Vaugonia (Hijitrigonia) T. Kobayashi, 1955 † accepted as Hijitrigonia T. Kobayashi, 1955 † (unaccepted > superseded combination)
    1. Species Vaugonia (Hijitrigonia) geniculata T. Kobayashi & Mori, 1955 † accepted as Hijitrigonia geniculata T. Kobayashi & Mori, 1955 † (unaccepted > superseded combination)
    2. Species Vaugonia (Hijitrigonia) kahuika C. A. Fleming, 1987 † accepted as Hijitrigonia kahuika (C. A. Fleming, 1987) †
    3. Species Vaugonia (Hijitrigonia) kojiwa T. Kobayashi & Mori, 1955 † accepted as Hijitrigonia kojiwa T. Kobayashi & Mori, 1955 † (unaccepted > superseded combination)
31. Subgenus Vaugonia (Orthotrigonia) L. R. Cox, 1952 † accepted as Orthotrigonia L. R. Cox, 1952 † (unaccepted > superseded combination)
    1. Species Vaugonia (Orthotrigonia) quiltyi S. R. A. Kelly, 1995 † accepted as Orthotrigonia quiltyi S. R. A. Kelly, 1995 † (unaccepted > superseded combination)
    2. Species Vaugonia (Orthotrigonia) waipahiensis (C. A. Fleming, 1987) † accepted as Orthotrigonia waipahiensis C. A. Fleming, 1987 † (unaccepted > superseded combination)
32. Subgenus Vaugonia (Vaugonia) Crickmay, 1930 † accepted as Vaugonia Crickmay, 1930 †
    1. Species Vaugonia (Vaugonia) fuenzalidai Reyes & E. Pérez, 1984 † accepted as Perezella fuenzalidai (Reyes & E. Pérez, 1984) † accepted as Perezigonia fuenzalidai (Reyes & E. Pérez, 1984) † (unaccepted > superseded combination)
    2. Species Vaugonia (Vaugonia) kawhiana (Trechmann, 1923) † accepted as Vaugonia kawhiana (Trechmann, 1923) † (unaccepted > superseded combination)
    3. Species Vaugonia (Vaugonia) lissocostata Reyes & E. Pérez, 1984 † accepted as Perezella lissocostata (Reyes & E. Pérez, 1984) † accepted as Perezigonia lissocostata (Reyes & E. Pérez, 1984) † (unaccepted > superseded combination)
    4. Species Vaugonia (Vaugonia) orvillensis S. R. A. Kelly, 1995 † accepted as Vaugonia orvillensis S. R. A. Kelly, 1995 † (unaccepted > superseded combination)
    5. Species Vaugonia (Vaugonia) postutahensis Pugaczewska, 1978 † accepted as Vaugonia postutahensis Pugaczewska, 1978 † (unaccepted > superseded combination)
    6. Species Vaugonia (Vaugonia) spedeni C. A. Fleming, 1987 † accepted as Vaugonia spedeni C. A. Fleming, 1987 † (unaccepted > superseded combination)
    7. Species Vaugonia (Vaugonia) vcostata (Lycett, 1850) † accepted as Vaugonia vcostata (Lycett, 1850) † (unaccepted > superseded combination)
    8. Species Vaugonia (Vaugonia) cayetanoensis Pugaczewska, 1978 † (uncertain > unassessed)
    9. Species Vaugonia (Vaugonia) cubanensis Pugaczewska, 1978 † (uncertain > unassessed)
    10. Species Vaugonia (Vaugonia) kobayashii Alencáster de Cserna, 1963 † (uncertain > unassessed)
33. Species Vaugonia hectorleanzai E. Pérez, Aberhan, Reyes & Hillebrandt, 2008 † accepted as Pseudovaugonia hectorleanzai (E. Pérez, Aberhan, Reyes & Hillebrandt, 2008) † (unaccepted > superseded combination)
34. Species Vaugonia oregonensis Poulton, 1979 † accepted as Pseudovaugonia oregonensis (Poulton, 1979) † (unaccepted > superseded combination)
35. Species Vaugonia utahensis Imlay, 1964 † accepted as Pseudapiotrigonia utahensis (Imlay, 1964) † (unaccepted > superseded combination)
36. Species Vaugonia vancouverensis Poulton, 1976 † accepted as Pseudovaugonia vancouverensis (Poulton, 1976) † (unaccepted > superseded combination)

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