The other dynastic clans of the Bulgarians were the Dulo clan of Attila, and Ermi clan of Kubrat (Kurbat) maternal uncle Organa, the Gostun (custodian) of the Nominalia.
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The Yuezhi migration was not limited to the "storm" of Greco-Bactria, a main part of Yuezhi remained in the newly found lands, including the basin of the Syr-Darya and the Aral Sea area.
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Later, Uokils united with a Nan Shan branch of the Yuezhi in their movement, initially to the Aral area, and then on to Bactria and Sogdiana.