Now We readily search for and obtain these records Birth, Marriage and Death Certificates for England, Wales, Scotland, Ireland, Australia and New Zealand. Index available for 1881. Also an 1891 index for Scotland. Includes Scottish Old Parochial Register extracts and transcripts. Free Church, Catholic, Baptist etc.
All records are un-indexed and arranged by parish.
So if someone does not appear in the OPR Indexes or Scots Origins they will probably belong to one of these churches. In the 12 years before civil registration, there were more people worshipping outside the Church of Scotland than within it. A denomination, parish, and, for a large town, a address must be specified. Scottish Wills from 1876. Indexes exist for many localities and time periods.