The James R. Roach enumerated in the 1860 Lamar Co. census with parents Thomas and Elizabeth Roach is James Reilly (Riley) Roach b. Sept 18, 1849 Tn d. Apr 8, 1918 in Oklahoma Co., Oklahoma. James married Elizabeth McClure Dec 12, 1861 in Lamar Co. He was first married to Elizabeth McClure b. abt. 1837 Tn d. abt. 1871 in Lamar Co. She was the daughter of James McClure and ? Elizabeth and her sister, Louisa McClure, are also in the Roach family in 1860. I have more on the McClure and associated families if anyone is interested.