Anthomedusae , or a sub-species of jellyfish, from Ernst Haeckel’s gorgeous Kunstformen der Natur, The Art Forms of Nature. This piece was published in 1904. Haeckel produced many hundreds of pieces depicting animal and marine life, with this being one of his most spectacular. Haeckel is known for using Darwinism’s notion of the beauty and the struggle of existence. Tafel 46 – Gemmaria.