Trichogomphus simpson is a member of Dynastinae, which is a subfamily of the scarab beetle family.
Their common names refer to the characteristic horns borne only by the males of most species in the group. The Dynastinae are among the largest of beetles, but are completely harmless to humans because they cannot bite or sting. There are over 300 different species of Rhino Beetles.
This specimen is encased in a 6"x6" frame.