I think the Skillicorns you are looking for are:-

1881 census in Liverpool at 61 Cockburn St.
Toxteth,

Thomas Skillicorn 41 Douglas Plumber
Mary ( Skillicorn) 41 Ramsey wife
Thomas Edward 16 Liverpool
Elizabeth 14
Joseph11
Walter 8
George 5
Alfred 3

Thomas and Mary married at St John The Baptist Toxteth 1863.

1901 at 25 Belgrave Road Seaforth

Joseph Skillicorn 31 Foreman Shunter Liverpool
Mary 24 wife
Joseph 1

Mary died 1919.

Len Faragher