Hello,
This is some information on my Jeremiah McCarthy, your wife has a different name but my Jeremiah had 8 children also. Check this out and let know what you come up with. PMD

Descendants of Jeremiah McCarthy

1 Jeremiah McCarthy b: Abt. 1815 in County Cork, Ireland d: Abt. 1883 in Marshall County, W.Va.
. +Nancy Jane Markey b: 1823 in County Meath, Ireland d: 1908 in Little Grave Creek, Marshall County, W. Va. m: Abt. 1843
. 2 Catherine McCarthy b: in Marshall Co. W. Va.
. 2 Dennis McCarthy b: in Marshall Co. W. Va.
. 2 Thomas McCarthy
. 2 Simon McCarthy b: 1844 in Va.
. 2 James McCarthy b: 1847 in Marshall Co. W. Va.
. 2 Susannah McCarthy b: September 23, 1853 in Benwood, W. Va.
..... +Edward V. Toben b: 1848 m: June 22, 1873 in Marshall Co. W. Va.
. 2 [1] Peter Michael McCarthy b: November 05, 1861 in Little Grave Creek, Marshall Co., W. Va. d: February 21, 1931 in Moundsville, W. Va.
..... +Mary Ann "Mame" Walker b: February 21, 1865 in Bethesda, Ohio d: March 27, 1905 in Moundsville, W. Va. m: 1884 in Bethesada, Belmont Co. Ohio
. *2nd Wife of [1] Peter Michael McCarthy:
..... +[2] Emma Shaw b: December 26, 1879 d: December 08, 1929 in Belmont County, Ohio m: October 23, 1906 in Marshall Co., W. Va.
. 2 Daniel McCarthy b: Aft. 1862 d: Bef. 1906
..... +[2] Emma Shaw b: December 26, 1879 d: December 08, 1929 in Belmont County, Ohio