1. Species Loxonema babbinboonensis Etheridge, 1907 †
2. Species Loxonema elegantissima Yoo, 1988 †
3. Species Loxonema gregaria (J. De C. Sowerby, 1839) †
4. Species Loxonema lamellosa W. G. H. Maxwell, 1961 †
5. Species Loxonema sinuosa (J. de Sowerby, 1839) †
6. Subgenus Loxonema (Stylonema) Perner, 1907 † accepted as Stylonema Perner, 1907 †
   1. Species Loxonema (Stylonema) potens Perner, 1907 † accepted as Stylonema potens Perner, 1907 †
7. Species Loxonema absoluta (Goldfuss, 1844) † accepted as Stylonema absoluta (Goldfuss, 1844) † (unaccepted > superseded combination)
8. Species Loxonema bella Walcott, 1884 † accepted as Bellazona bella (Walcott, 1884) † (basionym)
9. Species Loxonema difficile Sardeson, 1902 † accepted as Palaeozygopleura difficile (Sardeson, 1902) † (unaccepted > superseded combination)
10. Species Loxonema ingens Frech, 1894 † accepted as Nodoloxonema ingens (Frech, 1894) † (unaccepted > superseded combination)
11. Species Loxonema kasanensis Netchaev, 1894 † accepted as Arribazona kasanensis (Netchaev, 1894) † (basionym)
12. Species Loxonema magnificum Spitz, 1907 † accepted as Nodoloxonema magnificum (Spitz, 1907) † (unaccepted > superseded combination)
13. Species Loxonema ornamentaria Netchaev, 1894 † accepted as Stephanozyga ornamentaria (Netchaev, 1894) † (basionym)
14. Species Loxonema parva Stauffer & Schroyer, 1920 † accepted as Anthracopupa parva (Stauffer & Schroyer, 1920) † (unaccepted > superseded combination)
15. Species Loxonema permiana Beede, 1907 † accepted as Streptacis permiana (Beede, 1907) † (basionym)
16. Species Loxonema planoverticum Netchaev, 1894 † accepted as Palaeostylus planoverticum (Netchaev, 1894) † (basionym)
17. Species Loxonema retrostriatum Kirchner, 1915 † accepted as Palaeozygopleura retrostriatum (Kirchner, 1915) † (unaccepted > superseded combination)
18. Species Loxonema semicostatum Meek, 1871 † accepted as Pseudozygopleura semicostatum (Meek, 1871) † (unaccepted > superseded combination)
19. Species Loxonema subgracilis Netchaev, 1894 † accepted as Streptacis subgracilis (Netchaev, 1894) † (basionym)
20. Species Loxonema subobsoleta A. d'Orbigny, 1850 † accepted as Stylonema absoluta (Goldfuss, 1844) † (unaccepted > junior subjective synonym, Unnecessary replacement name. Turritella absoluta Goldfuss, 1844 is the earliest available name for this species.)
21. Species Loxonema attenuata (Stevens, 1858) † (uncertain > unassessed)
22. Species Loxonema brevis McCoy, 1844 † (uncertain > unassessed)
23. Species Loxonema cancellata (J. De C. Sowerby, 1839) † (uncertain > taxon inquirendum, by lack of recent literature)
24. Species Loxonema conica (J. De C. Sowerby, 1839) † (uncertain > taxon inquirendum, by lack of recent literature)
25. Species Loxonema elegans McCoy, 1851 † (uncertain > unassessed)
26. Species Loxonema impendens McCoy, 1844 † (uncertain > unassessed)
27. Species Loxonema microphanula X.-D. Qiao, 1983 † (uncertain > unassessed)
28. Species Loxonema polygyra McCoy, 1844 † (uncertain > unassessed)
29. Species Loxonema pulcherrima McCoy, 1844 † (uncertain > unassessed)
30. Species Loxonema sulcatula McCoy, 1844 † (uncertain > unassessed)
31. Species Loxonema teres (Münster, 1842) † (uncertain > taxon inquirendum, by lack of recent literature)
32. Species Loxonema turrita McCoy, 1844 † (uncertain > unassessed)

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