Oedipus complex desire (libido) for mother, and aggression towards father, student–collaborator Carl Jung counter-proposed that girls experienced desire for father and aggression towards mother via the Electra complex—derived from the 5th-century BC Greek mythologic character Electra, who plotted matricidal revenge with Orestes, her brother, against Clytemnestra, their mother, and Aegisthus, their stepfather, for their murder of Agamemnon, her father (cf. "Electra", by Sophocles). Moreover, because it is native to Freudian psychology, orthodox Jungian psychology uses the term "Oedipus complex" only to denote a boy's psychosexual development. In classical Freudian psychology the super-ego, "the heir to the Oedipus complex", is formed as the
Oedipus complex the case of the girl, this facilitates identifying with mother, who understands that, in being females, neither of them possesses a penis, and thus are not antagonists. "Dénouement"—Unresolved son–father competition for the psycho-sexual possession of the mother might result in a phallic stage fixation that leads to the boy becoming an aggressive, over-ambitious, and vain man. Therefore, the satisfactory parental handling and resolution of the Oedipus complex are most important in developing the male infantile super-ego. This is because, by identifying with a parent, the boy internalizes Morality; thereby, he chooses to comply with societal rules, rather than reflexively complying