1958  Chalard, p.129: 0.25 m impure limestone, perhaps dolomitic, with goniatites, from pit " Fosse Sabatier", at étage
               220 at point 657 m.
     1960  Chalard, p.275: Horizon à Hudsonoceras proteus - Fosse Sabatier, Sondage Croisette. Pl. A.