1. Subfamily Phenacolepadinae Pilsbry, 1895
   1. Genus Hyalopatina Dall, 1889
   2. Genus Magadis Melvill & Standen, 1899
   3. Genus Plesiothyreus Cossmann, 1888
   4. Genus Zacalantica Iredale, 1929
   5. Genus Amapileus Iredale, 1929 accepted as Zacalantica Iredale, 1929
   6. Genus Cinnalepeta Iredale, 1929 accepted as Plesiothyreus Cossmann, 1888
   7. Genus Paraseptaria Risbec, 1942 accepted as Zacalantica Iredale, 1929 (unaccepted > junior subjective synonym)
   8. Genus Phenacolepas Pilsbry, 1891 accepted as Plesiothyreus Cossmann, 1888 (junior synonym)
   9. Genus Scutella Broderip, 1834 accepted as Plesiothyreus Cossmann, 1888 (Invalid: junior homonym of Scutella Lamarck, 1816 [Echinodermata]; Scutellina and Phenacolepas are replacement names)
   10. Genus Scutellina Gray, 1847 accepted as Plesiothyreus Cossmann, 1888 (Invalid: junior homonym of Scutellina Agassiz, 1841 [Echinodermata]; Phenacolepas is a replacement name)
   11. Genus Scutulina Cossmann, 1912 accepted as Plesiothyreus Cossmann, 1888
   12. Genus Seminerita [sic] † accepted as Semineritina Cossmann, 1925 † accepted as Magadis Melvill & Standen, 1899 (unaccepted > misspelling - incorrect subsequent spelling)
   13. Genus Semineritina Cossmann, 1925 † accepted as Magadis Melvill & Standen, 1899
2. Subfamily Shinkailepadinae Okutani, Saito & Hashimoto, 1989
   1. Genus Divia Fukumori, Yahagi, Warén & Kano, 2019
   2. Genus Shinkailepas Okutani, Saito & Hashimoto, 1989
   3. Genus Thalassonerita Moroni, 1966
   4. Genus Bathynerita A. H. Clarke, 1989 accepted as Thalassonerita Moroni, 1966
   5. Genus Olgasolaris L. Beck, 1992 accepted as Shinkailepas Okutani, Saito & Hashimoto, 1989

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