Under Ottoman rule , Avdella was in the kaza of Bitola , Sanjak of Serfice ( modern Servia ) , Vilayet of Monastir ( modern Grevena ) .
Under Ottoman rule Avdella was in the Kaza of Grevena , Sanjak von Serfice ( modern Servia ) , Vilayet of Monastir ( modern Bitola ) .