Amphiactis Matsumoto, 1915, non Verrill, 1869 accepted as Histampica A.M. Clark, 1970 (original description)
Amphiactis umbonata Matsumoto, 1915 accepted as Histampica umbonata (Matsumoto, 1915) (original description)
Amphilepididae Matsumoto, 1915 (original description)
Amphiophiura insolita (Koehler, 1904) (source of synonymy)
Amphiophiura oligopora (H.L. Clark, 1913) (source of synonymy)
Amphiophiura pomphophora (H.L. Clark, 1911) (source of synonymy)
Amphipholis andreae Lütken, 1872 accepted as Amphioplus (Lymanella) andreae (Lütken, 1872) (new combination reference)
Amphipholis japonica Matsumoto, 1915 accepted as Amphipholis squamata (Delle Chiaje, 1828) (original description)
Amphiura aestuarii Matsumoto, 1915 represented as Amphiura (Ophiopeltis) aestuarii Matsumoto, 1915 (original description)
Amphiura vadicola Matsumoto, 1915 represented as Amphiura (Fellaria) vadicola Matsumoto, 1915 (original description)
Aspidophiura Matsumoto, 1915 (original description)
Aspidophiura watasei Matsumoto, 1915 (original description)
Asteroschema glaucum Matsumoto, 1915 (original description)
Asteroschema hemigymnum Matsumoto, 1915 (original description)
Astroboa arctos Matsumoto, 1915 (original description)
Astrocladus annulatum Matsumoto, 1912 accepted as Astrocladus annulatus (Matsumoto, 1912) (original description)
Astrothamnus Matsumoto, 1915 (original description)
Astrotominae Matsumoto, 1915 (original description)
Bathypectinura gotoi Matsumoto, 1915 accepted as Bathypectinura heros (Lyman, 1879) (original description)
Chilophiurina accepted as Ophiuridae Müller & Troschel, 1840 (original description)
Gnathophiurida accepted as Gnathophiurina (original description)
Gnathophiurina (original description)
Laemophiurina (original description)
Myophiuroida (original description)
Myophiuroidea accepted as Myophiuroida (original description)
Ophiacantha bisquamata Matsumoto, 1915 accepted as Ophiotreta valenciennesi valenciennesi (Lyman, 1879) accepted as Ophiotreta valenciennesi (Lyman, 1879) (original description)
Ophiactidae Matsumoto, 1915 (original description)
Ophiobyrsidae Matsumoto, 1915 (original description)
Ophiochiton lymani Studer, 1882 accepted as Ophiocten lymani (Studer, 1882) (new combination reference)
Ophiochitonidae Matsumoto, 1915 accepted as Ophionereididae Ljungman, 1867 (original description)
Ophioconis monolepis Matsumoto, 1915 accepted as Ophiuroconis monolepis Matsumoto, 1915 (original description)
Ophiocrasis marktanneri Matsumoto, 1915 accepted as Ophionereis dubia (Müller & Troschel, 1842) represented as Ophionereis dubia dubia (Müller & Troschel, 1842) (original description)
Ophiohyalus Matsumoto, 1915 (original description)
Ophiohyalus gotoi Matsumoto, 1915 (original description)
Ophiolebes tuberosus Matsumoto, 1915 (original description)
Ophioleucidae Matsumoto, 1915 (original description)
Ophioleucinae Matsumoto, 1915 accepted as Ophioleucidae Matsumoto, 1915 (original description)
Ophiomoeris projecta Matsumoto, 1915 accepted as Ophiomoeris obstricta (Lyman, 1878) (original description)
Ophiophragmus andreae (Lütken, 1872) accepted as Amphioplus (Lymanella) andreae (Lütken, 1872) (original description)
Ophiophragmus japonicus Matsumoto, 1915 accepted as Amphioplus (Lymanella) japonicus (Matsumoto, 1915) (original description)
Ophioplax lamellosa Matsumoto, 1915 (original description)
Ophiopsilidae Matsumoto, 1915 (original description)
Ophiopsilina (original description)
Ophiopsilinae Matsumoto, 1915 accepted as Ophiopsilidae Matsumoto, 1915 (original description)
Ophiopsiloidea Matsumoto, 1915 (original description)
Ophiosmilax Matsumoto, 1915 (original description)
Ophiosmilax mirabilis Matsumoto, 1915 (original description)
Ophiostiba Matsumoto, 1915 (original description)
Ophiostiba hidekii Matsumoto, 1915 (original description)
Ophiothamnus venustus Matsumoto, 1915 (original description)
Ophiozonella Matsumoto, 1915 (original description)
Ophiura oligopora H.L. Clark, 1913 accepted as Amphiophiura oligopora (H.L. Clark, 1913) (source of synonymy)
Ophiura pomphophora H.L. Clark, 1911 accepted as Amphiophiura pomphophora (H.L. Clark, 1911) (source of synonymy)
Ophiurochaeta Matsumoto, 1915 (original description)
Ophiurochaeta Matsumoto, 1915 (basis of record)
Ophiuroconis Matsumoto, 1915 (original description)
Ophiuroconis monolepis Matsumoto, 1915 (original description)
Ophiurodon Matsumoto, 1915 accepted as Ophioconis Lütken, 1869 (original description)
Phrynophiurida (original description)
Stegophiura Matsumoto, 1915 (original description)
Stegophiura vivipara Matsumoto, 1915 (original description)
Trichasteridae Döderlein, 1911 accepted as Euryalidae Gray, 1840 (redescription)