1. Species Plesioptygmatis burckhardti (Böse, 1906) †
2. Species Plesioptygmatis agdjakendensis O. B. Aliev, 1961 † accepted as Parasimploptyxis pupoidea (Pchelintsev, 1953) † (unaccepted > junior subjective synonym)
3. Species Plesioptygmatis armenica Pchelintsev, 1953 † accepted as Haploptyxis armenica (Pchelintsev, 1953) † (unaccepted > superseded combination)
4. Species Plesioptygmatis atschadjurensis Pchelintsev, 1954 † accepted as Parasimploptyxis atschadjurensis (Pchelintsev, 1954) † (unaccepted > superseded combination)
5. Species Plesioptygmatis azerbaidjanensis Pchelintsev, 1953 † accepted as Simploptyxis nobilis (Münster, 1844) † (unaccepted > junior subjective synonym)
6. Species Plesioptygmatis bicincta (Bronn, 1836) † accepted as Parasimploptyxis buchi (C. Keferstein, 1828) † (unaccepted > junior subjective synonym)
7. Species Plesioptygmatis caucasica Pchelintsev, 1953 † accepted as Parasimploptyxis buchi (C. Keferstein, 1828) † (unaccepted > junior subjective synonym)
8. Species Plesioptygmatis dalidagensis Pchelintsev, 1954 † accepted as Parasimploptyxis dalidagensis (Pchelintsev, 1954) † (unaccepted > superseded combination)
9. Species Plesioptygmatis djirmanisensis Pchelintsev, 1953 † accepted as Haploptyxis djirmanisensis (Pchelintsev, 1953) † (unaccepted > superseded combination)
10. Species Plesioptygmatis exponata Pchelintsev, 1954 † accepted as Parasimploptyxis exponata (Pchelintsev, 1954) † (unaccepted > superseded combination)
11. Species Plesioptygmatis geissuensis Pchelintsev, 1954 † accepted as Parasimploptyxis geissuensis (Pchelintsev, 1954) † (unaccepted > superseded combination)
12. Species Plesioptygmatis nobilis (Münster, 1844) † accepted as Simploptyxis nobilis (Münster, 1844) † (unaccepted combination)
13. Species Plesioptygmatis paillettei [sic] † accepted as Parasimploptyxis pailletteana (A. d'Orbigny, 1842) † (unaccepted > misspelling - incorrect subsequent spelling)
14. Species Plesioptygmatis parva Pchelintsev, 1953 † accepted as Haploptyxis djirmanisensis (Pchelintsev, 1953) †
15. Species Plesioptygmatis pupoidea Pchelintsev, 1953 † accepted as Parasimploptyxis pupoidea (Pchelintsev, 1953) † (unaccepted > superseded combination)
16. Species Plesioptygmatis scalaris Pchelintsev, 1954 † accepted as Parasimploptyxis scalaris (Pchelintsev, 1954) † (unaccepted > superseded combination)
17. Species Plesioptygmatis subbassani Pchelintsev, 1954 † accepted as Haploptyxis subbassani (Pchelintsev, 1954) † (unaccepted > superseded combination)
18. Species Plesioptygmatis subnobilis Pchelintsev, 1954 † accepted as Parasimploptyxis subnobilis (Pchelintsev, 1954) † (unaccepted > superseded combination)
19. Species Plesioptygmatis subturbinata Pchelintsev, 1953 † accepted as Parasimploptyxis subturbinata (Pchelintsev, 1953) † (unaccepted > superseded combination)
20. Species Plesioptygmatis subuchauxiana Pchelintsev, 1953 † accepted as Haploptyxis subuchauxiana (Pchelintsev, 1953) † (unaccepted > superseded combination)
21. Species Plesioptygmatis tausensis Pchelintsev, 1954 † accepted as Parasimploptyxis tausensis (Pchelintsev, 1954) † (unaccepted > superseded combination)
22. Species Plesioptygmatis turbinata (Zekeli, 1852) † accepted as Parasimploptyxis pailletteana (A. d'Orbigny, 1842) † (unaccepted > junior subjective synonym)
23. Species Plesioptygmatis turritellaris Pchelintsev, 1953 † accepted as Haploptyxis djirmanisensis (Pchelintsev, 1953) † (subjective synonym)

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