Lewis & Short

Ĕrichthŏnĭus, ii, m., = Ἐριχθόϝιος.

  1. I. A son of Vulcan, king of Athens, and the first who yoked four horses together to a chariot, Verg. G. 3, 113 Serv.; Plin. 7, 56, 57, § 202; Ov. M. 2, 553; 9, 424; Hyg. Fab. 166.
    Hence,
    1. B. Ĕrichthŏnĭus, a, um, adj.: populus, i. e. Athenian, Prop. 2, 6, 4: arces, Verg. Cul. 30 Forbig. ad loc.
  2. II. A son of Dardanus, the father of Tros and king of Troy, Ov. F. 4, 33; cf. Serv. Verg. A. 8, 130.
    Hence,
    1. B. Ĕrichthŏnĭus, a, um, adj., Trojan: arces, Verg. Cul. 333 Forbig.; 342.