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 watching his mother dressing. Of note is that Amalia Nathansohn Freud was relatively young during Freud's childhood and thus of reproductive age, and Freud having a wet-nurse, may not have experienced the early intimacy that would have tipped off his perceptual system that Mrs. Freud was his mother." Some contemporary psychoanalysts agree with the idea of the Oedipus complex to varying degrees; Hans Keller proposed it is so "at least in Western societies"; and others consider that ethnologists already have established its temporal and geographic universality. Nonetheless, few psychoanalysts disagree that the "child then entered an Oedipal phase ... [which]