Jaarso and Geri are very separate. Jaarso are dir kings and Geri are the children of koombe....On the Jarso:
''Hence, the remarkably assimilated Jarso were never fully integrated or accepted as members of the Geri, and have maintained their Jarso identity.''
Sociology Ethnology Bulletin of Addis Ababa University, Volume 1, Issue 3
Page 60
The Galla of Ethiopia; The Kingdoms of Kafa and Janjero: North ..., Part 2
Chapter 2-the eastern oromo groups, includes the jarso, among others.