Lawrence Maloney/Moloney and Sarah Kirby

Searching for information about Lawrence Maloney probably born Ballnagard/Knockea Limerick, c1807-11 son of David Malony and Margaret Noonan and Sarah Kirby born Murroe, Caherconlish, Limerick c1815-17 daughter of Connor and Joanna Kirby. They married c1837 and had a daughter Margaret Mary Maloney bapt 23 Jul 1845-6, Caherconlish. They also had a son who died prior to their emigration to Australia on the Abyssinian in 1859. Sponsored by Mr Gough Gribbins of Woodstown, Limerick.Lawrence was the brother of Mary and Margaret Maloney who travelled to Australia on the ill-fated Lady McNaughton in 1837.

Any information would be much apppreciated.