Acrosalenia L. Agassiz, 1840 † (original description)
Acrosalenia spinosa Agassiz, 1840 † (original description)
Diadema priscum Agassiz, 1840 † (original description)
Diadema pseudodiadema Lamarck, 1816 † accepted as Pseudodiadema pseudodiadema (Lamarck, 1816) † (new combination reference)
Diadema superbum Agassiz, 1840 † accepted as Colpotiara superbum (Agassiz, 1840) † (original description)
Echinus perlatus Agassiz, 1840 † accepted as Stomechinus perlatus (Agassiz, 1840) † (original description)
Hemicidaris alpina Agassiz, 1840 † (original description)
Hemicidaris angularis Agassiz, 1840 † accepted as Milnia angularis (Agassiz, 1840) † (original description)
Pedina L. Agassiz, 1838 † (redescription)
Tetragramma L. Agassiz, 1838 † (redescription)