Possibly the swiftest route to your roots.
Irish genealogy website directory.
www.from-ireland.net/childrens-burial-grounds-mayo/
Description:
An introduction to a survey of these, and other forgotten burial grounds, in the West. R. B. Aldridge. Particular attention does not seem to have been given to the recording and mapping of what are known as “Children’s Burial Grounds,” primarily used for the burying of unbaptised children.