Henry Fairfield Osborn, Men of the Old Stone Age: Their Environment…
“ This transition period corresponds with the interval in which the Azilian-Tardenoisian culture swept all over western Europe and completely replaced the Magdalenian. From Castillo in the Cantabrian Mountains of northern Spain to Ofnet on the upper Danube there is a complete replacement by this new culture. The Magdalenian culture does not linger anywhere; it is totally eliminated; the suddenness of the change both in the animal life and in the industry is nowhere more clearly indicated than at the type station of Mas d'Azil in southern France, which may now be described. ”
