1. Genus Brachidontes Swainson, 1840
2. Genus Geukensia Van de Poel, 1959
3. Genus Ischadium Jukes-Browne, 1905
4. Genus Mytilaster Monterosato, 1883
5. Genus Brachiodontes accepted as Brachidontes Swainson, 1840 (unaccepted > misspelling - incorrect subsequent spelling)
6. Genus Brachydontes [sic] accepted as Brachidontes Swainson, 1840 (unaccepted > misspelling - incorrect original spelling, misspelling by J. E. Gray, 1847)
7. Genus Brachyodon Jukes-Browne, 1905 accepted as Brachidontes Swainson, 1840 (unaccepted > unavailable name)
8. Genus Brachyodontes Herrmannsen, 1846 accepted as Brachidontes Swainson, 1840 (unaccepted > unjustified emendation)
9. Genus Hormomya Mörch, 1853 accepted as Brachidontes Swainson, 1840 (unaccepted > junior subjective synonym)
10. Genus Mytilodonta Coen, 1935 accepted as Mytilaster Monterosato, 1883
11. Genus Scolimytilus Olsson, 1961 accepted as Brachidontes Swainson, 1840 (unaccepted > junior subjective synonym)

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