Bob, the following is the answer I got when I asked for th Jones in the Rusk county 1850 Census. The Wiley, age 6, s/o Milton Jones is my GGgrandfather. As soon as I find it I may have more info on the Wiley and Elzabeth you are asking about. I will send it direct. The Rusk Co. TX site is back up 100%, so here are the rest of the Jones
families I was able to spot:

Jones, Abner C. age 23 TN

Jones, Elizabeth age 41 NC
Rebecca 21 TN
Mark 17 TN
Mary 15 TN
Jacob 14 TN
Sarah 12 TN
Temperance 10 TX
Reason 8 TX
Dinisa 6 TX
George 1 TX

Jones, Hardy age 23 IM
Martha C. 22 TN
Sarah J. 4 TX
Rebecca 1 TX
(Note to list: what does IM mean, or is it a typo for IN?)

Jones, Hugh age 53 NC
Midda 41 SC
William 15 TN
Archibald 11 TN
Sarah 8 TN
Mary 4 TN

Jones, Jeremiah age 40 Unk
Alcey 35 LA
Woodey 16 MS
Sarah 13 LA
Starr 11 LA
Charlotte 9 M?
Caroline 9 LA
Emeline 7 LA

Jones, John L. age 30 KY

Jones, Milton Henry age 47 b. TN
Mary Ferguson Lee Jones 48 KY
Milton 14 MS
Martha E. 12 MS
Benjamin F. 11 MS
Wyley 6 TX
William S. Lee 20 IL

Jones, Robert P. age 31 VA
Cloiann 24 TN
Amanda J. 9 TN
Elizabeth P. 6 TN
Samuel 4 TN
John R. 2 TN

Jones, Thomas age 44 KY
Ellen J. 44 TN
Mary A. 16 IL
Nancy J. 13 IL
Thomas P. 9 TX
James M. 8 TX
Ellen P. 5 TX
Eliza 3 TX
Infant (f) 1/12 TX