Mos´chus. A Greek Bucolic poet in the age of Ptolemy Philadelphus. His eclogues are characterized by sweetness and elegance, and are said to be equal in merit to the productions of Theocritus.

Mure´na. A celebrated Roman who invaded the dominions of Mithridates, at first with success, but afterwards he met with defeat. He was honored with a triumph on his return to Rome.

Mu´sæ. The Muses, certain goddesses who presided over poetry, music, dancing, and all the liberal arts. They were daughters of Jupiter and Mnemosyne, and were nine in number, Clio, Euterpe, Thalia, Melpomene, Terpsichore, Erato, Polyhymnia, Calliope, and Urania.

Myce´næ. A town of Argolis, said to have been built by Perseus. It received its name from Mycene, a nymph of Laconia. It was taken and destroyed by the Argives.

Nai´ades. Inferior deities who presided over rivers, springs, wells, and fountains. The Naiads generally inhabited the country, and resorted to the woods and meadows near the stream over which they presided. They are represented as young and beautiful girls leaning on an urn, from which flows a stream of water. Ægle was the fairest of them, according to Virgil. The word Naiad has become Anglicized, and is in frequent use, especially by the poets.

Narcis´sus, a beautiful youth, son of Cephisus and the nymph Liriope, was born at Thespis in Bœotia. He saw his image reflected in a fountain and became in love with it, thinking it to be the nymph of the place. His fruitless attempts to reach this beautiful object so provoked him, that he killed himself. His blood was changed into a flower which still bears his name.

Nemæ´a. A town of Argolis, with a wood where Hercules in the sixteenth year of his age killed the celebrated Nemæan lion. It was the first of the labors of Hercules to destroy the monster, and when he found that his arrows and clubs were useless, against an animal whose skin was impenetrable, he seized it in his arms and strangled it.

Nem´esis. One of the infernal deities, daughter of Nox. She was the goddess of vengeance. She is made one of the Parcæ by some mythologists, and is represented with a helm and a wheel. The term is sometimes used to signify vengeance itself.

Neoptol´emus. A king of Epirus, son of Achilles and Deidamia, called also Pyrrhus. He greatly signalized himself during the siege of Troy, and he was the first who entered the wooden horse. He was inferior to none of the Grecian warriors in valor. Ulysses and Nestor alone were his superiors in eloquence and wisdom.

Ne´pos, Corne´lius. A celebrated historian in the reign of Augustus, and, like the rest of his literary contemporaries, he enjoyed the patronage and obtained the favor of the emperor. He was the intimate friend of Cicero and Atticus, and recommended himself to notice by delicacy of sentiment and a lively disposition. Of all his valuable works the only one extant is his lives of illustrious Greek and Roman generals.