The opposite foothill regions on the inner side of the Carpathian arc are known as Inner Subcarpathia, transitioning further to the Pannonian Basin.[2]
Outer Subcarpathian regions, surrounding the Carpathian arc, and marked: A1, B1, C1Outer Carpathian regions (1 and 3) on the map of the main divisions of the Carpathians: 1. Outer Western Carpathians 2. Inner Western Carpathians 3. Outer Eastern Carpathians 4. Inner Eastern Carpathians 5. Southern Carpathians 6. Western Romanian Carpathians 7. Transylvanian Plateau 8. Serbian Carpathians
The western end is marked by the (northern) Vienna Basin, separating it from the Eastern Alpine Foreland. The adjacent hilly landscape of the Lower Austrian Weinviertel region with its extensive loess layers border on the limestone rock formations of the South-Moravian Carpathians.
