"The beings worshiped," Miss Harrison wrote, "were not rational human, law-abiding gods, but vague, irrational, mainly malevolent δαίμονες, spirit-things, ghosts and bogeys and the like, not yet formulated and enclosed into god-head."
Campbell, channeling Harrison, defines the chthonic religious stratum as pre-Olympian, irrational, daemonic, and governed by the logic of riddance rather than communion, establishing the foundational contrast between chthonic and celestial cult.
, Occidental Mythology: The Masks of God, Volume III, 1964thesis