A fairly common terrestrial carnivore and insectivore of up to 1.2 m in length. Superficially similar (but unrelated) to monitor lizards, with a low skull, large eyes and a slender form.
The first drawing of the Ceratias uranoscopus, the stargazing seadevil, drawn by Sir John Murray aboard HMS Challenger during its expedition to learn more about the deep sea. The University of Edinburgh holds the remnants of the archive of the expedition and printing process of the Reports.