[{"text_idx": "#000004", "text": "Gills of pleurobranch sea slug Berthella martensi (Pilsbry, 1896).jpg\nImage from page 521 of \"On the anatomy of vertebrates (electronic resource)\" (1866) (14755596345).jpg\nNarrow-lined pufferfish (Arothron manilensis) in Gijon Aquarium.webm\nPSM V19 D233 Evolution of gill arches in mammals.jpg\nPSM V19 D234 Unchanged gill arches in lingula and king crab.jpg\nThe biology of dragonflies (Odonata or Paraneuroptera) (1917) (20388552411).jpg\nTrachea\u0301lni\u0301 z\u030ca\u0301bry larvy s\u030cide\u0301lka (Zygoptera).jpg"}]