Quote:
The Shetland Sheepdog, like the Collie, traces to the Border Collie of Scotland, which, transported to the Shetland Islands and crossed with small, intelligent, longhaired breeds, was reduced to miniature proportions. Subsequently crosses were made from time to time with Collies. This breed now bears the same relationship in size and general appearance to the Rough Collie as the Shetland Pony does to some of the larger breeds of horses.
Today's sheltie has collie ancestry so I don't see how they can be the older breed. It was collies from Scotland that were imported to the Shetland Islands where the sheltie was "developed." The scottish border collie