（Ῥαριάς), a surname of Demeter, which she derived from the Rharian plain in the neighbourhood of Eleusis, the principal seat of her worship. (Paus. 1.38.6; Steph. Byz. and Suid. s. v.) [L.S]
William Smith. A Dictionary of Greek and Roman biography and mythology. London. John Murray: printed by Spottiswoode and Co., New-Street Square and Parliament Street. In the article on Soranus, we find: "at this present time (1848)" and this date seems to reflect the dates of works cited. 1873 - probably the printing date.