Willard Cornelius Evans
Son of Harriet Evans.
Willard's surname is listed as Evans on the Joseph W. Young's roster, Brown on the 1870 Utah Census census (his mother had married Thomas Brown in Utah.) He is Willard C. Morley of Pocatello, Idaho on his Find A Grave memorial.
In Family Tree he is Willard Cornelius John Inkerman Morley.