Within the depth-psychology corpus, Echo occupies a position of remarkable theoretical density, functioning simultaneously as mythological figure, psychological type, and phenomenological mode of being. Patricia Berry’s monograph-length treatment constitutes the primary scholarly locus, rehabilitating Echo against a tradition of dismissive commentary that read her as merely deficient — lacking identity, originative capacity, and autonomous selfhood. Berry inverts this pathologizing framework, arguing that Echo’s permeable boundaries and dependence upon surrounding forms constitute not a deficit but a distinctive ontological mode: one that discloses the hollowness within established orders and enables covert origination. Echo’s relationship to Narcissus is equally central; the two figures are read as structurally interdependent, with Echo’s repetitions disclosing the self-reflective longings latent in Narcissus. Thomas Moore’s treatment of Narcissus provides complementary context, while Aristotle’s acoustic physics of reflection and resonance provides an unwitting philosophical substrate. A significant tension runs throughout: contemporary psychology’s valorization of bounded ‘identity’ is implicitly indicted by Echo’s mode of being, which refuses self-sameness and thrives in the intervals, hollows, and gaps that Hera-consciousness would foreclose. Echo thus becomes a figure for the soul’s relational, resonant, non-originary life — at once marginalized by ego-psychology and quietly indispensable to archetypal praxis.