R. Ott and A. D. Brescovit, “Arauchemus, a new spider genus of the Echemus group (Araneae: Gnaphosidae: Echeminae) from Araucaria Forest areas in southern Brazil, with notes on habitat preferences and phenology”, Zootaxa, vol. 3339, no. 1, pp. 44–56, Jun. 2012.