The Galicia–Ossa-Morena Zone represents a new geotectonic zone of the Iberian massif.
Comparable regions along the orogen define an Internal Variscan Zone (IVZ).
The IVZ contains the outboard section of the Gondwanan margin.
The IVZ includes the suture(s), the high-P units and the higher deformation
The IVZ contains the first tectonothermal events related to the Pangea assembly