34.3225 - Paris basin Cretaceous Mesobromion

Classification des habitats du Paléarctique (2001)

Description

Mesophile grasslands of the Cretaceous northwestern and western periphery of the Paris basin, the valleys of the Seine, Bray and Somme and adjacent Jurassic areas of Basse Normandie and the Boulonnais.

Bibliographie

Devillers P., Devillers-Terschuren J. & Vander Linden C., 2001. PHYSIS Palaearctic Habitat Classification Database. Updated to 10 December 2001. Institut Royal des Sciences Naturelles, Bruxelles. (Source)

Lebrun & al., 1949: units 99, 100, 106; Lambinon, 1974; Bournérias, 1979, 1984; Wolkinger and Plank, 1981; Noirfalise and Dethioux, 1982; Duvigneaud, 1983b.