+--William Shirley  (-1807)
   +--William Shirley  (1 FEB 1799-20 MAR 1860)
   |  |     +--Robert Morrison 
   |  |  +--William Morrison  (30 NOV 1726-28 FEB 1778)
   |  |  |  +-- Elizabeth 
   |  +--Mary Morrison  (1760-JUL 1843)
   |     +--Jane Rogers  (-AFT 1794)
+--William Shirley  (19 DEC 1834-)
|  +--Cyrena Page 
William Shirley  (22 JUL 1871-)
|     +--William Shirley  (-1807)
|  +--James Shirley  (MAY 1791-16 MAR 1863)
|  |  |     +--Robert Morrison 
|  |  |  +--William Morrison  (30 NOV 1726-28 FEB 1778)
|  |  |  |  +-- Elizabeth 
|  |  +--Mary Morrison  (1760-JUL 1843)
|  |     +--Jane Rogers  (-AFT 1794)
+--Margaret A. Shirley  (22 FEB 1831-)
   +--Clara Hazelton  (1799-24 AUG 1843)