 This age range straddles the boundary between the Late Oligocene and Early Miocene and is complicated by both formations being secondary deposits for the amber, the age range is only the youngest that it might be.The holotype was first studied by entomologists Kumar Krishna of the American Museum of Natural History and Alfred Emerson of the University of Chicago.Krishna and Emerson's 1983 type description of the species was published in the natural sciences journal "American Museum Novitates".