The genus was named in 2005 by Wang Xiaolin, Alexander Kellner, Zhou Zhonghe and Diogenes de Almeida Campos. The type species is Nurhachius ignaciobritoi.
The classification of this genus was established in 2005 by a group of scientists including Wang Xiaolin, Alexander Kellner, Zhou Zhonghe, and Diogenes de Almeida Campos. The defining characteristic is the presence of Nurhachius ignaciobritoi as its type species.