Note préliminaire sur les ammonites du Pliensbachien au Ferdenrothorn (Loetschental)

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Note préliminaire sur les ammonites du Pliensbachien au Ferdenrothorn (Loetschental)

COLLET, Léon William

COLLET, Léon William. Note préliminaire sur les ammonites du Pliensbachien au Ferdenrothorn (Loetschental). Compte rendu des séances de la Société de physique et d'histoire naturelle de Genève, 1946, vol. 63, no. 1, p. 49-50

DOI : 10.5169/SEALS-742885

Available at:

http://archive-ouverte.unige.ch/unige:138305

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