Children of Edward McFadden & Margery McGettigan from extracted births
www.familysearch.org:
1. Ellen born 24 Nov.1864 Kilmacrenan
2. Henry born 17 Apr.1867 Kilmacrenan
3. Edward born 9 Jan.1869 Kilmacrenan (page 290 in civil register)
4. Catherine born 26 Feb.1872 Kilmacrenan (page 306 in civil register)
Registration of births started 1864 in Ireland so it's possible that James was born just before 1864.