Took me a moment as well abbreviated- parishioners of parish proximo.
Which begs the question, why not in their own parish.
Gleneagles is in Blackford the next parish over. But in does not say Blackford parish, so why not, further away even?
It suggests links to Auchterarder, there were three marriages there in quick succession?
I think you need to build trees for all the families and see where it takes you.
Happy Hunting