+--James Thornton 
      +--Mathew Thornton  (1714-24 JUN 1803)
   +--James T. Thornton  (20 DEC 1763-1820)
   |  |  +--Andrew Jack  (-1773)
   |  +--Hannah Jack 
   |     |  +--John Morison  (1628-16 FEB 1736)
   |     +--Mary Morison  (1718-)
   |        +--Jeanette Steele 
+--James Bonaparte Thornton  (11 MAY 1800-1836)
|  +--Mary Parker  (3 JAN 1763-1832)
James Shepard Thornton  (JAN 1827-MAY 1875)
+--Susan Shepard