In Greek mythology, Lycorias (The name is etymologically tied to lykos (λύκος), meaning "wolf", or associated with Lykoreia, an ancient town on Mount Parnassus.) was the "yellow haired" Nereid,Virgil, Georgics 4.339 one of the fifty marine-nymph daughters of 'Old Man of the Sea' Nereus and the Oceanid Doris.Hyginus, Fabulae PrefaceThis was definitely a misinterpretation of Hyginus in Virgil's Georgics 4.339 which suggests that Lycorias was a naiad, more likely an Oceanid, rather than a Nereid.
Mythology Lycorias was mentioned by Virgil as one of the nymphs in the train of CyreneVirgil, Georgics 4.333 ff."But from her chamber in the river depth the mother heard his cry. Around her the Nymphs carded Milesian fleeces stained with rich sea-dyes, Drymo and Xantho, Ligea and Phyllodoce, their bright tresses falling loose over their snowy necks; and Cydippe and golden-haired Lycorias, the one a maiden, the other even then knowing the first throes of travail; and Clio and Beroë her sister, both daughters of Ocean, both"
Notes
References
Gaius Julius Hyginus, Fabulae from The Myths of Hyginus translated and edited by Mary Grant. University of Kansas Publications in Humanistic Studies. Online version at the Topos Text Project. Publius Vergilius Maro, Bucolics, Aeneid, and Georgics of Vergil. J. B. Greenough. Boston. Ginn & Co. 1900. Online version at the Perseus Digital Library.