Subgenus (Theodoxus) P. D. Montfort, 1810
(5-4-1-3-1-2-2-30-10-0-0-0-0)

? anatolicus (C. A. Recluz)
(5-4-1-3-1-2-2-30-10-1-0-0-0)
Ref. Kaicher, 1987 #4737 bw

? bicolor (C. A. Recluz)
(5-4-1-3-1-2-2-30-10-2-0-0-0)
Ref. Kaicher, 1987 #4735 bw

brevispina J. B. P. A. de Lamarck
(5-4-1-3-1-2-2-30-10-3-0-0-0)
[=Theodoxus (Theodoxus) corona (C. v. Linne, 1758)
] Ref. Abbott & Dance, 1982 p 55

? callosus (G. P. Deshayes)
(5-4-1-3-1-2-2-30-10-4-0-0-0)
Ref. Kaicher, 1987 #4780 bw

corona (C. v. Linne, 1758)
(5-4-1-3-1-2-2-30-10-5-0-0-0)
Crown Nerite
Syn. Theodoxus (Theodoxus) brevispina J. B. P. A. de Lamarck;
Theodoxus (Theodoxus) spinosa W. Wood
Ref. Abbott & Dance, 1982 p 55 c

coronatus (W. E. Leach, 1815)
(5-4-1-3-1-2-2-30-10-6-0-0-0)
Coronate Nerite
Ref. Kaicher, 1987 #4739 bw
Syn. Theodoxus (Theodoxus) longispina C. A. Recluz
Ref. Abbott & Dance, 1982 p 55 c

? danubialis (Megerle v. Muhlfeld)
(5-4-1-3-1-2-2-30-10-7-0-0-0)
Ref. Kaicher, 1987 #4760 bw

? diadema (C. A. Recluz)
(5-4-1-3-1-2-2-30-10-8-0-0-0)
Ref. Kaicher, 1987 #4769 bw

? elongatus (L. J. Morelet)
(5-4-1-3-1-2-2-30-10-9-0-0-0)
Ref. Kaicher, 1987 #4765 bw

? fontaineana (A. Orbigny)
(5-4-1-3-1-2-2-30-10-10-0-0-0)
Ref. Kaicher, 1987 #4764 bw

fluviatilis (C. v. Linne, 1758) [T]
(5-4-1-3-1-2-2-30-10-11-0-0-0)
Ref. Abbott, 1974 p 65

guadianensis
(5-4-1-3-1-2-2-30-10-12-0-0-0)

valentina (M. Graello)
(5-4-1-3-1-2-2-30-10-12-1-0-0)
Ref. Kaicher, 1987 #4773 bw

guamensis R. P. Lesson
(5-4-1-3-1-2-2-30-10-13-0-0-0)
[=Theodoxus (Theodoxus) oualaniensis (R. P. Lesson, 1831)]
Ref. Abbott & Dance, 1982 p 55

? jordani (G. B. Sowerby)
(5-4-1-3-1-2-2-30-10-14-0-0-0)
Ref. Kaicher, 1987 #4772 bw

? lituratus (C. E. v. Eichwald)
(5-4-1-3-1-2-2-30-10-15-0-0-0)
Ref. Kaicher, 1987 #4770 bw

longispina C. A. Recluz
(5-4-1-3-1-2-2-30-10-16-0-0-0)
[=Theodoxus (Theodoxus) coronatus (W. E. Leach, 1815)]
Ref. Abbott & Dance, 1982 p 55

? niloticus (L. A. Reeve)
(5-4-1-3-1-2-2-30-10-17-0-0-0)
Ref. Kaicher, 1987 #4775 bw

? nucleolus (L. J. Morelet)
(5-4-1-3-1-2-2-30-10-18-0-0-0)
Ref. Kaicher, 1987 #4791 bw

oualaniensis (R. P. Lesson, 1831)
(5-4-1-3-1-2-2-30-10-19-0-0-0)
Guamanian Nerite
Ref. Kaicher, 1987 #4781 bw
Syn. Theodoxus (Theodoxus) guamensis R. P. Lesson
Ref. Abbott & Dance, 1982 p 55 c

? peloponnesius (C. A. Recluz)
(5-4-1-3-1-2-2-30-10-20-0-0-0)
Ref. Kaicher, 1987 #4779 bw

picta L. A. Reeve, not C. E. v. Eichwald, 1830
(5-4-1-3-1-2-2-30-10-21-0-0-0)
[=Theodoxus (Vittoclithon) luteofasciatus Miller, 1879]
Ref. Abbott & Dance, 1982 p 55

picta G. B. Sowerby, 1832, not C. E. v. Eichwald, 1830
(5-4-1-3-1-2-2-30-10-22-0-0-0)
[=Theodoxus (Vittoclithon) luteofasciatus Miller, 1879]
Ref. Abbott, 1974 p 65

? prevostiana (Partsch)
(5-4-1-3-1-2-2-30-10-23-0-0-0)
Ref. Kaicher, 1987 #4741 bw

? recluzianus (Le Guillou)
(5-4-1-3-1-2-2-30-10-24-0-0-0)
Ref. Kaicher, 1987 #4774 bw

? souleyetiana (C. A. Recluz)
(5-4-1-3-1-2-2-30-10-25-0-0-0)
Ref. Kaicher, 1987 #4794 bw

spinosa W. Wood
(5-4-1-3-1-2-2-30-10-26-0-0-0)
[=Theodoxus (Theodoxus) corona (C. v. Linne, 1758)]
Ref. Abbott & Dance, 1982 p 55

? spinosus (G. B. Sowerby)
(5-4-1-3-1-2-2-30-10-27-0-0-0)
Ref. Kaicher, 1987 #4792 bw

? transversalis (Ziegler)
(5-4-1-3-1-2-2-30-10-28-0-0-0)
Ref. Kaicher, 1987 #4801 bw

usurpatrix H. Crosse & P. Fischer, 1892
(5-4-1-3-1-2-2-30-10-29-0-0-0)
[=Theodoxus (Vittoclithon) luteofasciatus Miller, 1879]
Ref. Abbott, 1974 p 65