I am not sure if this will help or confuse..Maybe someone can add to this or correct..
********************************
Best I can ascertain is that James Wright (listed as born 6/4/1839 MO & listed as dying 10/27/1914 (do not know where) listed on the 1900 Henry Co, MO census (you referred to) & 1910 United States Federal Census Missouri Saline Marshall Twp was actually James Oscar Wright who married Laura Hinson..Son of John Wright & Ann Eliza Poague..
Poague Genealogy Site:
http://www.rootsweb.com/~kyscott/JKPoaguegenealogy.htm
*************************************
There was a James Jamison Wright that married Minnie Bell Bates..Son of George Douglas Wright and Elizabeth Cull..MO Death Certificate online 9/10/1842--MO--7/1/1918--Henry Co, MO:
****************************
Buried Urich Cemetery, Henry Co, MO
http://www.rootsweb.com/~mohenry/cemetery/cem1156.html
***********************************************
http://www.missouridivision-scv.org/mounits/16mo-infantry.htm
Wright James J. MO 16th Inf. Co.D
*****************
Ancestry.com
Name: James J. Wright
Side: Confederate Regiment State/Origin: Missouri
Regiment Name: 16 Missouri Infantry.
Regiment Name Expanded: 16th Regiment, Missouri Infantry Company: D
Rank In: Private Rank In Expanded: Private Rank Out: Private
Film Number: M380 roll 16
**********************
Gay