| Echinaster (Othilia) paucispinus A.M. Clark, 1987 |
| Echinaster (Othilia) sentus (Say, 1825) |
| Echinaster (Othilia) serpentarius J. Müller & Troschel, 1842 |
| Echinaster (Othilia) spinosus (Retzius, 1805) |
| Echinaster (Othilia) spinulosus Verrill, 1869 |
| Echinaster (Othilia) tenuispinus Verrill, 1871 |
| Echinaster (Othilia) tribulus de Filippi, 1859 |
| Echinaster echinophorus (Lamarck, 1816) |
| Echinaster ellisi Gray, 1840 |
| Echinaster parvispinus A.H. Clark, 1916 |
| Echinaster paucispinus A.M. Clark, 1987 |
| Echinaster sentus (Say, 1825) |
| Echinaster serpentarius J. Müller & Troschel, 1842 |
| Echinaster spinulosus Verrill, 1869 |
| Echinaster tenuispina Verrill, 1871 |
| Echinasteridae Verrill, 1870 |
| Henricia Gray, 1840 |
| Henricia antillarum (Perrier, 1881) |
| Henricia aspera Fisher, 1906 |
| Henricia asthenactis Fisher, 1910 |