Demansia

De·man·sia di-'man(t)-sē-ə n a genus of snakes of the family Elapidae comprising the venomous Australian brown snake and related forms

van Die·men vän-'dē-mən Anthony (1593-1645)

Dutch colonial administrator. Van Diemen was governor-general of the Dutch East Indies from 1636. During his tenure he greatly extended Dutch commerce and influence in the area under his control. In 1842 the genus Demansia was named in his honor by the British naturalist John Edward Gray (1800-1875).

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De·man·sia (de-manґse-ə) a genus of venomous snakes of the family Elapidae, including the brown snake of Australia and New Guinea. See table at snake.