[386] Poseidon, griechischer Name des ⇒ Neptun.
Brockhaus-1809: Poseidon
Brockhaus-1911: Poseidon
DamenConvLex-1834: Poseidon
Herder-1854: Poseidon
Meyers-1905: Poseidōn
Pierer-1857: Poseidon