999797 Tetracoralla, 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) Vierstrahlige Sternkorallen, Illustration, Tiere, Weichtiere, Quallen Omphyma turbinata, Cyathophyllum Marmini, Pachyphyllum devoniense, Goniophyllum pyramidale, Menophyllum tenuimarginum, Zaphrentis cornicula, Cyathophyllum expansum, Cyathaxonia cynodon, Lithostrotion irregulare, Alveolites Battersbyi, Hadrophyllum multiradiatum, Clisiophyllum turbinatum, Acervularia ananas, Syringophyllum organum, Cyathophyllum articulatum); 穢 Purix Verlag Volker Christen; German, out of copyright.