1. Species Cyclostoma (Cyclophorus) aequivocum L. Pfeiffer, 1857 accepted as Acroptychia aequivoca (L. Pfeiffer, 1857) (unaccepted > superseded combination)
2. Species Cyclostoma (Cyclophorus) alabastrinum L. Pfeiffer, 1854 accepted as Cyclophorus alabastrinus (L. Pfeiffer, 1854) (original combination)
3. Species Cyclostoma (Cyclophorus) amboinensis L. Pfeiffer, 1854 accepted as Cyclotus amboinensis (L. Pfeiffer, 1854) (original combination)
4. Species Cyclostoma (Cyclophorus) amoenum L. Pfeiffer, 1854 accepted as Cyclophorus amoenus L. Pfeiffer, 1852
5. Species Cyclostoma (Cyclophorus) bairdi L. Pfeiffer, 1854 accepted as Theobaldius bairdi (L. Pfeiffer, 1854) (original combination)
6. Species Cyclostoma (Cyclophorus) boucardi L. Pfeiffer, 1857 accepted as Amphicyclotus boucardi (L. Pfeiffer, 1857) (original combination)
7. Species Cyclostoma (Cyclophorus) bourcieri L. Pfeiffer, 1852 accepted as Calaperostoma bourcieri (L. Pfeiffer, 1852) (original combination)
8. Species Cyclostoma (Cyclophorus) cayennense Shuttleworth, 1852 accepted as Neocyclotus cayennensis (Shuttleworth, 1852) (original combination)
9. Species Cyclostoma (Cyclophorus) convexiusculum L. Pfeiffer, 1855 accepted as Chondrocyclus convexiusculus (L. Pfeiffer, 1855) (unaccepted > superseded combination)
10. Species Cyclostoma (Cyclophorus) denselineatus (L. Pfeiffer, 1852) accepted as Cyclophorus (Cyclohelix) denselineatus L. Pfeiffer, 1852 represented as Cyclophorus denselineatus L. Pfeiffer, 1852 (unaccepted combination)
11. Species Cyclostoma (Cyclophorus) exaltatum L. Pfeiffer, 1855 accepted as Cyclophorus exaltatus (L. Pfeiffer, 1855) (original combination)
12. Species Cyclostoma (Cyclophorus) excellens (L. Pfeiffer, 1854) accepted as Cyclophorus excellens L. Pfeiffer, 1854 (intended original combination published subsequently)
13. Species Cyclostoma (Cyclophorus) forbesianus L. Pfeiffer, 1855 accepted as Gassiesia forbesiana (L. Pfeiffer, 1855) (basionym)
14. Species Cyclostoma (Cyclophorus) fornicatum L. Pfeiffer, 1854 accepted as Gonatorhaphe fornicata (L. Pfeiffer, 1854) (original combination)
15. Species Cyclostoma (Cyclophorus) ibyatense L. Pfeiffer, 1854 accepted as Cyclophorus ibyatensis L. Pfeiffer, 1854
16. Species Cyclostoma (Cyclophorus) labiosum L. Pfeiffer, 1854 accepted as Cyclophorus labiosus (L. Pfeiffer, 1854) (original combination)
17. Species Cyclostoma (Cyclophorus) leucostomum L. Pfeiffer, 1852 accepted as Cyclophorus leucostomus (L. Pfeiffer, 1852) (original combination)
18. Species Cyclostoma (Cyclophorus) loxostomum L. Pfeiffer, 1854 accepted as Theobaldius loxostoma (L. Pfeiffer, 1854) (original combination)
19. Species Cyclostoma (Cyclophorus) luridum L. Pfeiffer, 1852 accepted as Cyclophorus luridus (L. Pfeiffer, 1852) (original combination)
20. Species Cyclostoma (Cyclophorus) lutescens L. Pfeiffer, 1853 accepted as Mexcyclotus lutescens (L. Pfeiffer, 1853) (unaccepted > superseded combination)
21. Species Cyclostoma (Cyclophorus) picturatum L. Pfeiffer, 1854 accepted as Cyclophorus picturatus (L. Pfeiffer, 1854)
22. Species Cyclostoma (Cyclophorus) pirrieanum L. Pfeiffer, 1854 accepted as Cyclophorus (Litostylus) nilagiricus (W. H. Benson, 1852) accepted as Cyclophorus nilagiricus (W. H. Benson, 1852) (junior synonym)
23. Species Cyclostoma (Cyclophorus) polynema L. Pfeiffer, 1855 accepted as Cyclophorus polynema (L. Pfeiffer, 1855) (original combination)
24. Species Cyclostoma (Cyclophorus) schrammi Shuttleworth, 1857 accepted as Amphicyclotulus schrammi (Shuttleworth, 1857) (original combination)
25. Species Cyclostoma (Cyclophorus) shiplayi L. Pfeiffer, 1857 accepted as Lagocheilus shiplayi (L. Pfeiffer, 1857) (basionym)
26. Species Cyclostoma (Cyclophorus) spironema L. Pfeiffer, 1855 accepted as Cyclophorus spironema (L. Pfeiffer, 1855) (original combination)
27. Species Cyclostoma (Cyclophorus) sumatrense L. Pfeiffer, 1855 accepted as Cyclophorus sumatrensis (L. Pfeiffer, 1855) (original combination)
28. Species Cyclostoma (Cyclophorus) taeniatum L. Pfeiffer, 1855 accepted as Cyclophorus taeniatus (L. Pfeiffer, 1855) (original combination)
29. Species Cyclostoma (Cyclophorus) thersites Shuttleworth, 1852 accepted as Cyclophorus thersites (Shuttleworth, 1852) (original combination)
30. Species Cyclostoma (Cyclophorus) thwaitesi L. Pfeiffer, 1854 accepted as Theobaldius thwaitesi (L. Pfeiffer, 1854) (original combination)
31. Species Cyclostoma (Cyclophorus) cereum L. Pfeiffer, 1855 (uncertain > taxon inquirendum)

The webpage text is licensed under a Creative Commons Attribution 4.0 License