In Pennsylvania it is not found West of Chestnut Ridge nor in the Southeastern corner of the state; thus it is absent from the areas of the two largest cities, Philadelphia and Pittsburgh.
It is not found West of Chestnut Ridge nor in the Southeastern corner of the state. This was in Pennsylvania. Thus it is absent from the areas of the two largest cities. Thus it is absent from the areas of Philadelphia. Thus it is absent from the areas of Pittsburgh.