From the names of the children listed on findagrave -this may be the family in 1860: Police District 5, Carroll, Mississippi,
Source: "United States Census, 1860", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:M6GH-DLX : accessed 2 June 2016), Charlotte Cox in entry for Samuel Cox, 1860.
Samuel Cox M 39 Kentucky
Nanda? Cox F 35 Mississippi
William Cox M 12 Mississippi
Jane Cox F 10 Mississippi
Charlotte Cox M 6 Mississippi
Sarah Cox F 5 Mississippi
Samuel Cox M 0 Mississippi
Source: "Mississippi, State Archives, Various Records, 1820-1951", database with images, FamilySearch (https://familysearch.org/ark:/61903/1:1:QJB7-X394 : accessed 2 June 2016), Samuel Cox, 1896.
Samuel Cox Sr. Death Record IMAGE at: https://familysearch.org/ark:/61903/3:1:33SQ-GGYY-ZBR?i=4&wc=9B4C-7M1%3A211901501%2C211905201%3Fcc%3D1919687&cc=1919687
Source: "Mississippi Marriages, 1800-1911," database, FamilySearch (https://familysearch.org/ark:/61903/1:1:V2ZN-58Y : accessed 2 June 2016), Samuel Cox and Arminda Ferguson, 23 Oct 1847; citing Carroll,Mississippi; FHL microfilm 895,135.
Name Samuel Cox
Spouse Arminda Ferguson
Event Date 23 Oct 1847 Carroll,Mississippi