Amphiophiura bakeri McKnight, 2003 accepted as Ophiopyrgus bakeri (McKnight, 2003) (new combination reference)
Amphiophiura liberata (Koehler, 1904) accepted as Ophiopyrgus liberata (Koehler, 1904) (new combination reference)
Amphiophiura spatulifera Koehler, 1922 accepted as Ophiopyrgus spatulifera (Koehler, 1922) (new combination reference)
Glaciacantha cryptum (McKnight, 2003) (new combination reference)
Ophiacantha antarctica Koehler, 1900 accepted as Ophiodiplax antarctica (Koehler, 1900) (new combination reference)
Ophiacantha enopla Verrill, 1885 accepted as Ophiectodia enopla (Verrill, 1885) (source of synonymy)
Ophiacantha veterna Koehler, 1907 accepted as Ophiectodia enopla (Verrill, 1885) (source of synonymy)
Ophiectodia Verrill, 1899 (status source)
Ophiectodia enopla (Verrill, 1885) (basis of record)
Ophiocten cryptum McKnight, 2003 accepted as Glaciacantha cryptum (McKnight, 2003) (new combination reference)
Ophiodiplax Koehler, 1911 (status source)
Ophiodiplax antarctica (Koehler, 1900) (new combination reference)
Ophiomastus biocalae (Vadon, 1991) (new combination reference)
Ophioplinthus inflata (Koehler, 1897) (taxonomy source)
Ophiopyrgoides H.L. Clark, 1939 (status source)
Ophiopyrgoides saccharatus (Studer, 1882) (new combination reference)
Ophiopyrgoides trispinosus (Koehler, 1904) (status source)
Ophiopyrgus bakeri (McKnight, 2003) (new combination reference)
Ophiopyrgus biocalae Vadon, 1991 accepted as Ophiomastus biocalae (Vadon, 1991) (new combination reference)
Ophiopyrgus liberata (Koehler, 1904) (new combination reference)
Ophiopyrgus saccharatus Studer, 1882 accepted as Ophiopyrgoides saccharatus (Studer, 1882) (new combination reference)
Ophiopyrgus spatulifera (Koehler, 1922) (new combination reference)

 Status

 for Ophioplinthus inflata (Koehler, 1897)

Resembles the genus Ophiuroglypha acc. to O'Hara & Thuy (2025). They transfer it to Amphiophiura in the abstract, ... [details]

 Taxonomy

 for Ophiectodia Verrill, 1899

Verrill included Ophiacantha enopla, rosea and spectabilis, originally as subgenus Ophiectodia. He selected no type ... [details]