Richard James Welch - Need help to sort children. DAR has three proven... Which mother?:

Consistency Check:
Thomas Welch born after the death of his mother Mary Elizabeth Welch (Ervin).
Thomas Welch born after the death of his father James Welch.
Margaret Welch born after the death of her mother Mary Margaret Welch (Stuart).
Suzanne Welch born after the death of her mother Mary Margaret Welch (Stuart).
James Welch born after the death of his mother Mary Margaret Welch (Stuart).
John T. Welch born after the death of his mother Mary Margaret Welch (Stuart).

Thomas needs disconnected.
Sources, please?

or Thomas Thomas Welch needs his DOB adjusted.