Looking for information about Costelloe/ Ryan family of Glengar in Nenagh

I'm looking for information (e.g., marriages, births, deaths, etc.) on the relatives and descendants of William Costelloe and Catherine Ryan that lived in Nenagh (Glengar?), Co. Tipperary during the mid 1800's to early 1900's. 

Believe William born abt 1808 and he lived until abt 1880
Death Age: 72

Believe Catherine Ryan baptism date was 21 Nov 1810
Baptism Place: Cathedral St Mary, Limerick, Ireland
Her father's name was John Ryan and her mother's name was Catherine
 

Possible children of William Costelloe and Catherine Ryan: 

Surname First Name Birth Yr County
Costelloe Mary 1845 Co. Tipperary
Costolloe William 1848 Co. Tipperary
Costelloe Patrick 1850 Co. Tipperary
Costolo John 1853 Co. Tipperary
Costello Thomas 1855 Co. Tipperary
Costolloe Mary 1855 Co. Tipperary
Costelloe Michael 1857 Co. Tipperary
Costello Edward 1859 Co. Tipperary
Costelloe Catherine 1863 Co. Tipperary

Any additonal information as to what happened to their family would be appreciated....thx!