A variety of deep-sea fishes, some skeletal, including the deep-sea eel. Line block after a wood engraving by J. G. Flegel after R. Koch.

Licence: Public Domain Mark

Credit: A variety of deep-sea fishes, some skeletal, including the deep-sea eel. Line block after a wood engraving by J. G. Flegel after R. Koch. Wellcome Collection. Source: Wellcome Collection.