_Hystaspes ACHAEMENID _____+
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                           _Darius I ACHAEMENID __|
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 _Xerxes I ACHAEMENID ____|
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|                         |                        _Cyrus II ACHAEMENID ______+
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|                         |_Atossa of ACHAEMENID _|
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|                                                 |_Cassandane of ACHAEMENID _+
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|--Artaxerxes I ACHAEMENID 
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|_Amestris of ACHAEMENID _|
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