. Neues Jahrbuch für Mineralogie, Geologie and Paläontologie . Fig. 11. H. Salfeld: Peltoceras Toucasi und P. transversarium. Jahrbuch £ Mineralogie etc. 1906 BdX ff. Jahrbuch £ Mineralogie BdX

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Keywords: ., bookcentury1800, bookidneuesjah, booksubjectgeology, bookyear1830