I. A son of Pelops (hence, Pelopeïus, Ov. H. 8, 27) and Hippodamia, brother of Thyestes, father of Agamemnon and Menelaus, king of Argos and Mycenœ, Ov. M. 15, 855.—Atrea (acc.), Ov. Am. 3, 12, 39.—Atreu (voc.), Sen. Thyest. 486; 513.—
II. Derivv.
A. Ā^trēĭus or Ā^trēus , a, um, adj., of or belonging to Atreus, poet. for Argive, Stat. Th. 8, 743; cf. Pompei. Gram. p. 113 Lind.—
B. Ā^trīdes (Atridă in nom., Prop. 2, 14, 1), ae, m., a male descendant of Atreus; Atrides, absol. usu. for Agamemnon; in plur.: Atridae, the Atrides, i. e. Agamemnon and Menelaus, Plaut. Bacch. 4, 9, 1: “non minor Atrides, non bello major et aevo,” i. e. not Menelaus, not Agamemnon, Ov. M. 12, 623; cf. id. ib. 13, 359; 15, 162.—In dat. and abl. plur.: “Atridis,” Hor. S. 2, 3, 203; Ov. P. 1, 7, 32.—In acc. plur.: “Atridas superbos,” Hor. C. 1, 10, 13.—In sing.,
(α).
For Agamemnon, Prop. 4, 6, 23; Hor. C. 2, 4, 7; id. Ep. 1, 2, 12; id. S. 2, 3, 187; Ov. M. 13, 189; 13, 230; 13, 365; 13, 439; 13, 655 et saep.—
