_Thomas COX _________
                                            | (1641 - 1711)       
                       _John COX ___________|
                      | (1655 - 1711)       |
                      |                     |_Christian MATTHEWS _
                      |                       (1649 - 1679)       
 _John COX ___________|
| (1685 - 1755)       |
|                     |                      _____________________
|                     |                     |                     
|                     |_Rachel Embree CARR _|
|                       (1665 - 1736)       |
|                                           |_____________________
|                                                                 
|
|--Thomas COX 
|  (1734 - 1771)
|                                            _George HARLAN ______+
|                                           | (1649 - 1714)       
|                      _Moses HARLAN _______|
|                     | (1683 - 1749)       |
|                     |                     |_Elizabeth DUCK _____
|                     |                       (1660 - 1714)       
|_Mary HARLAN ________|
  (1709 - 1753)       |
                      |                      _Joshua REAH ________
                      |                     | (1662 - ....)       
                      |_Margaret RAY _______|
                        (1683 - 1749)       |
                                            |_Sarah LNU __________
                                              (1665 - ....)