Columbia subject headings:
Harvard subject headings:
Mythology, Asian.
Mythology, Classical.
Serpents--Mythology--Greece.
Serpents--Mythology--Orient.
Serpents--Mythology--Rome.
Serpents--Religious aspects.
Snakes--Symbolic aspects--Greece.
Snakes--Symbolic aspects--Orient.
Snakes--Symbolic aspects--Rome.
Princeton subject headings:
Art, Ancient.
Art, Classical.
Classical literature--History and criticism.
Monsters in art.
Monsters in literature.
Mythology, Classical.