+--Silas Betton Thornton Betton | +--James Thornton | +--Mathew Thornton (1714-24 JUN 1803) +--Mary Thornton | +--Andrew Jack (-1773) +--Hannah Jack | +--John Morison (1628-16 FEB 1736) +--Mary Morison (1718-) +--Jeanette Steele