Although he enlisted in 1st Artillery Rgt, Missouri Volunteers, his service card shows he enlisted in Louisiana State, and deserted there the following year:
http://www.sos.mo.gov/TIF2PDFConsumer/DispPDF.aspx?fTiff=/archives/AdjutantGeneral/Civil_War/ServiceCards/s875/0992.tif&Fln=S95981.pdf