Phŏrōneus (trisyll.), ĕi and ĕos, m., = Φορωνεύς,
I son of Inachus , king of Argos , and brother of Io , Hyg. Fab. 124; 143; 225; 274; Plin. 7, 56, 57, § 193; Stat. Th. 4, 889. —Hence,
A Phŏrōnēus , a, um, adj., Phoronean , poet. for Argive : Phoroneis sub antris, Stat. S. 3, 2, 101.—
B Phŏrō-nis , ĭdis, f. adj., Phoronean , poet. for Argive : Phoronides latuere venae, i. e. the river Inachus , Sen. Thyest. 115.—Subst.: Phorōnis , ĭdis, f., Io , Ov. M. 1, 668; 2, 524.