999811 Ammonitida, 1899-1904 (colour litho) by German School, (19th century); Private Collection; (add.info.: ?Kunstformen der Natur? (Art Forms in Nature?, 1899-1904, published by Ernst Haeckel (1834-1919) Ammonsh繹rner, Illustration, Tiere, Weichtiere, Quallen Ammonites (Cardioceras) cordatus, Ammonites (Schloenbachia) Coupei, Ammonites (Ptychites) opulentus, Ammonites (ornatus) mammillaris, Ammonites (planulatus) cavernosus, Ammonites (amaltheus) rotula, Ammonites (stephanoceras) Humphryi); 穢 Purix Verlag Volker Christen; German, out of copyright.