 However, according to the ICBN and ICZN, the original spelling of the name cannot be considered incorrect and it must be used in its original form.The group was formerly considered to be related to the Chrysophyceae.Some authors use the vernacular term "bicosoecid" (or "bicoecid") in a narrower sense, only for "Bicosoeca", applying "bicoeceans" to "Bicosoeca" and related groups like "Cafeteria".