Analysis of information sources in references of the Wikipedia article "International Seminary of Saint Pius X" in English language version.
The success of Ecône provided so dramatic a contrast to this débâcle that its very existence became intolerable for some French bishops. They referred to it as Le Séminaire Sauvage—the Wildcat Seminary—giving the impression that it had been set up illegally without the authorization of the Vatican. This appellation was seized upon gleefully by the Liberal Catholic press throughout the world and soon the terms 'Ecône' and 'Wildcat Seminary' became synonymous.