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De nouvelles formations et biozones de foraminiferes du Viseen ont ete definies sur la carte de Bouqachmir. La nouvelle biozonation concerne la biozone marocaine Cfm1, qui est subdivisee en deux sous-zones : Cfm1a et Cfm1b. Cette carte presentait, du nord-ouest au sud-est, les bassins de Tilouine, de Bouqachmir-Tougouroulmes et du Fourhal, a depots turbiditiques. Le premier, du Tournaisien au Viseen...
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