Leophanes (Charles Daremberg, « Léophanes », in Amédée Dechambre (dir.), Dictionnaire encyclopédique des sciences médicales : 2e série, L – P, t. 2 : Lar – Loc, Paris, Victor Masson et fils, 1869, ) was an Ancient Greek scientist and naturalist who lived approximately between 470 and 430 BCEncyclopedia of Ancient Natural Scientists, The Greek Tradition and its Many Heirs, Edited by Paul T. Keyser, Georgia L. Irby-Massie, 2009, Routledge, , 978-0-415-34020-5, 0-415-69263-6 and 978-0-415-69263-2, and the 4th century BC.William Smith, Dictionary of Greek and Roman Biography and Mythology, t. 2 : Earinus – Nyx, He is known from mentions in Aristotle and Pseudo-Plutarch, both of whom discuss his theory that male and female animals are generated from different testicles.Brancacci & Morel, eds. Democritus: Science, the Arts, and the Care of the Soul. p.150
References