+--Francais Dureau  (BEF 1779-UNKNOWN)
|  +--Marie-Louise Deshaies  (WFT Est 1748-1758-UNKNOWN)
Joseph Duruau  (BEF 1805-UNKNOWN)
|           +--Thomas Portelance  (UNKNOWN-UNKNOWN)
|        +--Jean Roy-Portelance  (1653-31 MAR 1729)
|        |  +--Catherine Dubois  (UNKNOWN-UNKNOWN)
|     +--Joseph Roy-Portelance  (1694-31 JUL 1767)
|     |  |     +--Jacques Forgues  (-UNKNOWN)
|     |  |  +--Jean-Pierre Forgues  (BET 1630 AND 1645-UNKNOWN)
|     |  |  |  +--Catherine Lamolle  (-UNKNOWN)
|     |  +--Anne Forgues  (1669-11 JAN 1711/12)
|     |     +--Marie Robineau  (BET 1640 AND 1650-UNKNOWN)
|  +--Isodore Portelance  (14 MAR 1728/29-UNKNOWN)
|  |  |     +--Daniel Gautron-dit-LaRochelle  (UNKNOWN-UNKNOWN)
|  |  |  +--Michel Gautron-dit-LaRochelle  (OCT 1642-JAN 1718/19)
|  |  |  |  +--Antoinette Foubert  (UNKNOWN-UNKNOWN)
|  |  +--Jeanne Gautron  (1695-UNKNOWN)
|  |     |     +--Jacques Bissonnet  (-UNKNOWN)
|  |     |  +--Pierre Bissonnet  (-UNKNOWN)
|  |     |  |  +--Guillaume De Bien  (-UNKNOWN)
|  |     +--Marie-Madeleine Bissonnet  (9 AUG 1671-12 APR 1715)
|  |        |  +--Michel D'Allon  (-UNKNOWN)
|  |        +--Marie D'Allon  (-UNKNOWN)
|  |           +--Marguerite Veronne  (-UNKNOWN)
+--Marie-Louise-Archange Roy-Portelance  (AFT 1749-UNKNOWN)
   +--Marie-Josephe-Marguerite Hubert  (20 MAY 1731-UNKNOWN)