Marcus Niebuhr Tod, 1911 Encyclopædia Britannica, Volume 7… (1911)
“ He is known chiefly for his opposition to his colleague Cleomenes I. (q.v.) in his attempts to make Isagoras tyrant in Athens and afterwards to punish Aegina for medizing. He did his utmost to bring Cleomenes into disfavour at home. Thereupon Cleomenes urged Leotychides, a relative and personal enemy of Demaratus, to claim the throne on the ground that the latter was not really the son of Ariston but of Agetus, his mother’s first husband. The Delphic oracle, under the influence of Cleomenes’ bribes, pronounced in favour of Leotychides, who became king (491 B.C.) . ”
