There is plenty of room in this family for more children by colonial standards. Source:Cutter, William Richard. Historic Homes and Places and Genealogical and Personal Memoirs Relating to the Families of Middlesex County, Massachusetts, p. 4:1821, also adds a son Micah b. 1739. He says Zachariah moved to Bridgewater about 1746 so this would place Micah's birth in Weymouth, but it doesn't seem to be listed in the records there. Cutter says Micah m. Hopestill Jackson and moved to Maine.
Gurney, Zechariah and Sarah Jackson, Sept. 26, 1726.
