“Giant of the Dytiscidae” Until recently, the Brazilian diving beetle Megadytes ducalis was known only from a single male specimen, which, according to rumors, was discovered before 1882 at the bottom of a water-filled canoe in the Amazon region of Brazil. It is currently housed at the Natural History Museum
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A+D: Megadytes ducalis (Brazilian diving beetle), B+E: M. lherminieri, C+F: M. magnus (© L. Hendrich, M. Manuel, M. Balke: The Return of the Duke, Vol. 4586 No. 3: 18 Apr. 2019, Licensed under CC BY 3.0)
