Very interesting topic.
1959 ~ 1962
Bass - James Jamerson, Clarence Isabell, Johnny Trudell
1963 ~ 1967
Bass - James Jamerson, Tony Newton
1968 ~ 1972
Bass - James Jamerson, Bob Babbit, Eddie Watkins
Motown's West Coast Studio Band.
Bass - James Jamerson (session), Wilson Felder, Carol Kaye, Bill Pitman, Ron Brown
There was a website dedicated to JJ Jnr, long since defunct (no pun intended) which I saved. On it it, it attributed 239 Motown songs which the 'Hook' played on. What a great gratitude we should have to ants!
Four Tops - Bernadette BASS x.mp3
What's Going On - Bass SS.mp3
Wilton Feldern 'I Want You Back SS.mp3
I want you back = Wilson