Tanner & Ross families

According to her DC ,Catherine Tanner was born  c 1856 in Desertserges to Jonathan  Tanner ( his father may have been Henry) and Frances Ross who married in Drimoleague  Feb 1856. Catherine was married to George Forde in Cork c 1879- possibly in Bandon. They then moved to Heathfield ( I assume Heathfield house) Ballinaruane, Limerick where they had four daughters- Prudence 1880, Frances 1882, Georgina 1884( died infant) Georgina 1886.

George was a  "land steward, " he died 1886 and the family came to Queensland on the Waroonga - arr Brisbane 17th Oct 1887. Catherine's mother, Frances was with them. Frances's parents were George Ross and Mary Rossley and Frances  died in Queensland 1903.

Seeking any information about any of these families in Cork.