George,
I found only two Olivers in the unit with minimal information, sorry.
The tabular data does not give any information on Cyrus re status other than that I note below.
The CW Database shows only three other Olivers in Mississippi Confederate Units, no other C's or Cornelius'.
Sorry,
George
Cyrus L. Oliver
Residence was not listed;
Enlisted as a Private (date unknown).
Intra Regimental Company Transfers:
* from company B to company E
"B" Co. MS 24th Battn Cavalry
Thomas D. Oliver
Residence was not listed;
Enlisted as a Private (date unknown).
"B" Co. MS 24th Battn Cavalry