Index re his marriage to Alice shows his name as James Philip (maybe a mistranscription) and born South Yarra.
Digger - Pioneer Index. Victoria 1836-1888
Given Names: James Philip
Spouse Surname: ROURKE
Spouse Gvn Names: Alice
Birth Place: STH YARRA
Reg Number: 3231
There is a birth for a James McNulty registered in 1866 in Malvern which is next door to South Yarra.
Given Names: James
Mother: Sarah KEOGH
Birth Place: MALVERN
Reg Number: 3186
Also of interest an Alice McNulty of Fitzroy Street signed the Women's Suffragette petition.
No sign of James with Alice in the 1914 Electoral Roll.