On Unbelievable Stories

The daughters of Phorcys are imagined as all making use of a single eye, which they were continually passing around amongst themselves to whomever needed it next. But rather, it is likely that three women who had gone blind made use of a single guide for getting around. [Their names were Pephredo, Enyo and Perso. They kept guard over the golden apples.][*](These sentences are likely an interpolation.)