This species may be conspecific with A. monaria acc. to O'Hara (unpubl.) [details]
It was unclear if Euryale should be assigned to Oken, 1815 or Lamarck, 1816. Oken (1815) has been suppressed for ... [details]
The status of Euryale as an ophiuroid has been stabilized by Stöhr (2011) [details]
The specimen referred to Ophiophycis aff. guillei by Vadon (1991) is actually O. johni. [details]