v.1. (East coast) from the Orinoco River to and including the Rio de la Plata.
v.2. Southern part, from the Rio de la Plata on the east coast to Golfo Corcovado on the west coast, including the islands north of latitude 60 ̊south.
v.3 (West Coast) Golfo Corcovado to the Gulf of Panama, including off-lying islands.