On 16 Jul 1755 when Zerviah was 16, she married Silvanus Phelps (38363) , son of Cornelius Phelps (19063) (5 Mar 1698-16 Aug 1760) & Margaret Dewey (45854) (5 May 1702-), in Hebron, CT.331 Born on 28 May 1729 in Hebron, CT.331 Silvanus died in Hebron, CT in May 1809.116

From The Phelps Family of America:116
    (#475) Sylvanus Phelps, b. Hebron, Ct., 28 May, 1729, m. 16 July, 1755, Zermia Swartland.
    Mr. Phelps was a farmer, settled in Hebron, Ct,, where he died May, 1809, in his 80th year.
    Children b. Hebron, Ct.:
    i. Heman, b. 3 Oct., 1759.
    ii. Elihu, d. 20 Nov., 1761.
    iii. Hannah, b. 3 Oct., 1759, probably m. Andrew Mann.
    iv. Zermia, b. 24 April, 1761.
    v. Abel, b. 20 Feb. 1764, m. Susannah Phelps.
    vi. Sylvanus, b, 16 July, 1766.
    vii. Elihu, b. 17 Jan., 1769, m. Lucy Hubbard.
    viii. Chloe, b, 1 July, 1772.
    ix. Asenath, b. 5 July, 1773.
    x. Oliver, b. 15 Aug., 1777.