Jellfish – Trachomedsae Illustration by Ernst Haeckel By Melanie | November 7, 2013 Jellfish – Trachomedsae Illustration by Ernst Haeckelfrom Monographie der Medusen (1881) by Ernst Haeckel (1834-1919) Posted in CC License, Zoological and tagged 1870, 1879, Ernst Haeckel, Jellfish, Marine Life, Trachomedsae ← Jellfish – Leptomedusae Illustrations by Ernst HaeckelJellfish – Peromedsae Illustrations by Ernst Haeckel →