EditorialSurinam or Amazonian horned frog, Ceratophrys cornuta (Horned toad, Rana cornuta). Handcoloured copperplate engraving by Hill after an illustration by George Shaw from his General Zoology, Amphibia, London, 1801.
EditorialSurinam or Amazonian horned frog, Ceratophrys cornuta (Horned toad, Rana cornuta). Handcoloured copperplate engraving by Hill after an illustration by George Shaw from his General Zoology, Amphibia, London, 1801.
EditorialBrazilian horned frog, Ceratophrys aurita, male and female (Ceratophrys varia). Handcoloured lithograph from Georg Friedrich Treitschke's Gallery of Natural History, Naturhistorischer Bildersaal des Thierreiches, Liepzig, 1840.