Claim: Jules Dumont d'Urville was a person.

Jules Sébastien César Dumont d'Urville -LRB- 23 May 1790 -- 8 May 1842 -RRB- was a French explorer , naval officer and rear admiral , who explored the south and western Pacific , Australia , New Zealand and Antarctica . As a botanist and cartographer he left his mark , giving his name to several seaweeds , plants and shrubs , and places such as D'Urville Island .