Some De Groot families may descend from Awat-Deg-Re ancestor of chil-degut or re-che nation in Araucania,a son of A'ayan-Na-Ma of whom river Maina in Europe after the exile and region Mayna in South-America in his original place was named, and brother of E-Sha-Mawa,forefather of amoesha.
This means that udege tribe in Asia is well possibly of nainmán origin and has spoken a language similar to samoedi related to mayna-arawak.
Jews and christians call them Yadaa,'Onam,Shammay.
See Hollander,Platt,Bayer,Schwab,Amsterdamer !
Balázs Déri