Portuguese man o' war, Physalia physalis 1, blue sea dragon, Glaucus atlanticus 2, and species of marine colonial tunicate, Pyrosoma atlanticum, exterior 3A, interior 3B. Handcoloured copperplate engraving from Carl Bertuch's Bilderbuch fur Kinder (Picture Book for Children), Weimar, 1813. A 12-volume encyclopedia for children illustrated with almost 1,200 engraved plates on natural history, science, costume, mythology, etc., published from 1790-1830.
Portuguese man o' war, Physalia physalis 1, blue sea dragon, Glaucus atlanticus 2, and species of marine colonial tunicate, Pyrosoma atlanticum, exterior 3A, interior 3B. Handcoloured copperplate engraving from Carl Bertuch's Bilderbuch fur Kinder (Picture Book for Children), Weimar, 1813. A 12-volume encyclopedia for children illustrated with almost 1,200 engraved plates on natural history, science, costume, mythology, etc., published from 1790-1830.