Tournaments organised by dissident Asociación Amateurs (AAm) were named "Extra". When both associations, AAmF and AAF merged in 1926, from the 1927 season, the "Primera División Sección B" (predecessor of Primera B) is created and the Segunda División was set as the fourth level (level of youth team), and Intermedia the third.
Tournaments organized by dissident Asociación Amateurs (AAm) were called "Extra". When both associations, AAmF and AAF merged in 1926, from the 1927 season, the "Primera División Sección B" (precursor to Primera B) was created, and the Segunda División became the fourth tier (level of youth teams), while Intermedia became the third.