Nancy Nelson and William Maynard S Children

husband William Maynard 1841 Pike, KY
wife Nancy Nelson 1843 Cabell, VA
daughter Perlina Maynard 1863 Wayne, VA
son Mark Maynard 1865 Wayne, WV
son Parkin Maynard 1868 Wayne, WV
daughter Anne Maynard 1869 Wayne, WV

Does anyone know if I am missing any of the children?