Over 130 years the isolated population became a distinctive variety.
There are many sub-tribes or sub-groups of Tangsa, all of which speak distinctive linguistic varieties.
Specifically, Valencian would constitute the most distinctive and established Western variety, with a sound written tradition which started as early as the 15th century.
Some of the finest and most distinctive varieties are Mexican.
The Irish language (in its local Munster-derived form) influenced the distinctive varieties of Newfoundland English.
Consider for example the distinctive variety that used to be known as 'motherese'(now usually called 'caretaker register' or 'child-directed speech ').
Only after "careful trials" has the firm identified a small handful of "distinctive varieties that will be welcome in the most refined mixed border."
Add to that now, the kayak tour, whose most distinctive variety could be the nighttime circumnavigation of Manhattan.
Various reasons lead to the development of distinctive Jewish varieties of the languages of their surrounding non-Jewish neighbors.
There is also distinctive variety, var. imbricata Lamarack (fig.16).