1. Species Ambonychia alata F. B. Meek, 1872 †
2. Species Ambonychia carens (Barrande, 1881) †
3. Species Ambonychia delerensis S.-F. Liang, 1976 †
4. Species Ambonychia magna Isberg, 1934 †
5. Species Ambonychia orvikui Isakar, 1991 †
6. Species Ambonychia radiata J. Hall, 1847 †
7. Species Ambonychia rara (Barrande, 1881) †
8. Species Ambonychia volitans (Barrande, 1881) †
9. Species Ambonychia acuticostata McCoy, 1851 † (uncertain > unassessed)
10. Species Ambonychia affinis Ulrich, 1894 † (uncertain > unassessed)
11. Species Ambonychia attenuata J. Hall, 1861 † (uncertain > unassessed)
12. Species Ambonychia cinncinnatiensis S. A. Miller & C. L. Faber, 1894 † (uncertain > unassessed)
13. Species Ambonychia danbyi McCoy, 1851 † (uncertain > unassessed)
14. Species Ambonychia erecta J. Hall, 1861 † (uncertain > unassessed)
15. Species Ambonychia hailesensis Eagle, 1999 † (uncertain > taxon inquirendum)
16. Species Ambonychia maroptera Tate, 1892 † (uncertain > unassessed)
17. Species Ambonychia planistriata J. Hall, 1861 † (uncertain > unassessed)
18. Species Ambonychia poststriata Etheridge, 1891 † (uncertain > unassessed)
19. Species Ambonychia retrorsa S. A. Miller, 1878 † (uncertain > unassessed)
20. Species Ambonychia robusta S. A. Miller, 1881 † (uncertain > unassessed)
21. Species Ambonychia tatei Cresswell, 1893 † (uncertain > unassessed)
22. Subgenus Ambonychia (Megaptera) F. B. Meek & Worthen, 1866 † accepted as Opisthoptera F. B. Meek, 1872 † (unaccepted > junior homonym, junior homonym of Megaptera Gray, 1846 [Mammalia]; Opisthoptera is a replacement name)
    1. Species Ambonychia (Megaptera) casei F. B. Meek & Worthen, 1866 † accepted as Opisthoptera casei (F. B. Meek & Worthen, 1866) † (unaccepted > superseded combination)
23. Species Ambonychia antiquissima (Barrande, 1881) † accepted as Silurinka antiquissima (Barrande, 1881) † (unaccepted > superseded combination)
24. Species Ambonychia cancellosa J. Hall, 1861 † accepted as Cleionychia cancellosa (J. Hall, 1861) † (unaccepted > superseded combination)
25. Species Ambonychia lamellosa [sic] † accepted as Ambonychia cancellosa J. Hall, 1861 † accepted as Cleionychia cancellosa (J. Hall, 1861) † (unaccepted > misspelling - incorrect subsequent spelling)

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