Taxa named by Thomas Hincks (naturalist)

Gymnangium is a genus of hydrozoans belonging to the family Aglaopheniidae. The genus was first described in 1874 by British naturalist, Thomas Hincks He describes the species of the genus as having unprotected gonothecae, whence the genus name, which derives in part from the Greek work for naked, γυμνός. In 1923, Eberhard Stechow, nominated the type species as Halicorniara montagui.