Brachymerus Shaler, 1865 † accepted as Anastrophia Hall, 1867 † (original description)
Brachyprion Shaler, 1865 † accepted as Strophodonta Hall, 1850 † (original description)
Chondrocidaris A. Agassiz, 1863 (original description)
Cottogaster Putnam, 1863 accepted as Percina Haldeman, 1842 (original description)
Echinostrephus A. Agassiz, 1863 (original description)
Gymnocidaris A. Agassiz, 1863 accepted as Eucidaris Pomel, 1883 (original description)
Haplophyllia Pourtalès, 1868 accepted as Gardineria Vaughan, 1907 (original description)
Lobactis Verrill, 1864 (original description)
Melitodes Verrill, 1864 accepted as Melithaea Milne Edwards, 1857 (original description)
Microperca Putnam, 1863 accepted as Etheostoma Rafinesque, 1819 (original description)
Nothonotus Putnam, 1863 accepted as Etheostoma Rafinesque, 1819 (original description)
Orthocidaris A. Agassiz, 1863 accepted as Cidaris Leske, 1778 (original description)
Pleurolepis Putnam, 1863 accepted as Ammocrypta Jordan, 1877 (original description)
Prionocidaris A. Agassiz, 1863 (original description)
Psiloceras Hyatt, 1867 † (original description)
Rhacoceras Hyatt, 1867 † (original description)
Rhaphidoclypus A. Agassiz, 1863 accepted as Clypeaster Lamarck, 1801 (original description)
Rhyssobrissus Agassiz, 1863 (original description)
Sarcodyction Pourtalès, 1867 accepted as Sarcodictyon Forbes in Johnston, 1847 (original description)
Stephanocidaris A. Agassiz, 1863 accepted as Goniocidaris Desor in Agassiz & Desor, 1846 (original description)
Stolonoclypus A. Agassiz, 1863 accepted as Clypeaster Lamarck, 1801 (original description)
Temnocidaris Agassiz, 1863 (original description)
Toxocidaris A. Agassiz, 1863 accepted as Heliocidaris L. Agassiz & Desor, 1846 (original description)
Xanthobrissus A. Agassiz, 1863 accepted as Metalia Gray, 1855 (original description)