There are 7046 individuals and 2048 families representing 1281 surnames in this database. The MacCartin is a northern sept, unrelated to ours except for some who moved south and adopted the Curtin spelling.
Colours are clear.
Red bottom section with 3 goldcrosses. Above blue lines on white. The head and the arm and lizard etc. Here are other perspectives on the Curtin family name origin which is a little kinder to our legacy. It could be of interest.