Text of all volumes of the famous Quenstedt's "Die Ammoniten des Schwaebischen Jura", scanned by google, available via archive.org Quenstedt, F. (1885-1888) Die Ammoniten des Schwaebischen Jura. Bd.I-III. Schweizerbart' sche, Stuttgart. 1140 S.
pdf: http://ia360927.us.archive.org/2....oog.pdf [34,5 Mb]