What is iphigeneia?

Some articles on iphigeneia:

Tauri
... Greeks identified the Tauric goddess with Artemis Tauropolos or with Iphigeneia, daughter of Agamemnon ... custom of human sacrifice inspired the Greek legends of Iphigeneia and Orestes, recounted in Iphigeneia in Tauris by the playwright Euripides ...
Cult Of Artemis At Brauron - Origin Myths
... at Brauron originates with the story of Iphigeneia ... In Euripides' 'Iphigeneia at Tauris' lines 1446–1468 we find a reference to this origin myth "And you, Iphigeneia, beside the holy stairs of Brauron you must hold the keys for the goddess ... required and Agamemnon orders his daughter, Iphigeneia, to come forward for the sacrifice but under false pretenses ...