Ophiacanthidae J. Müller & Troschel, 1842, Familia – synonym of Ophiocomidae, Familia
Ophiuridae J. Müller & Troschel, 1840, Familia – synonym of Ophiolepidae, Familia
Order Centrechinoidea, Ordo – synonym of Diadematoidea, Ordo
Ophiacanthidae J. Müller & Troschel, 1842, Familia – synonym of Ophiocomidae, Familia
Ophiuridae J. Müller & Troschel, 1840, Familia – synonym of Ophiolepidae, Familia
Order Centrechinoidea, Ordo – synonym of Diadematoidea, Ordo