Echinoidea Leske, 1778
Abertellidae Durham, 1955
Arachnoidae
Arachnoididae
Astriclypeidae Stefanini, 1912
Clypeasteridae L. Agassiz, 1835
Conoclypidae von Zittel, 1879
Cyamidia Lambert & Thiéry, 1914
Dendrasteridae Lambert, 1889
Echinarachniidae Lambert, 1914
Echinocyamidae Lambert & Thiéry, 1914
Eoscutellidae Durham, 1955
Faujasiidae Lambert, 1905
Fibulariidae Gray, 1855
Fibulaster Lambert & Thiéry, 1914
Fibulina
Fossulasteridae Philip & Foster, 1971
Laganidae A. Agassiz, 1873
Mellitidae Stefanini, 1911
Monophorasteridae Lahille, 1896
Neolaganidae
Neorumphia Durham, 1954
Oligopygidae Duncan, 1889
Parmulechinus Lambert, 1906
Peronellites Hayasaka & Morishita, 1947
Plesiolampadidae Lambert, 1905
Protoscutellidae Durham, 1955
Rotulidae Gray, 1855
Runa Agassiz, 1841
Scutasteridae Durham, 1955
Scutellidae Gray, 1825
Scutellinidae Pomel, 1888a
Scutellinoididae Irwin, 1995
Taiwanasteridae Wang, 1984
Tenuirachnius Durham, 1954
Togocyamids
Tournoueraster Lambert & Thiéry, 1914
