A catalogue of the ants of Paraguay (Hymenoptera: Formicidae). Author Wild, A. L. text Zootaxa 2007 1622 1 55 http://www.antbase.org/ants/publications/21367/21367.pdf journal article 21367 atriceps (F. Smith 1858). Caaguazu , Central (ALWC, IFML, INBP, LACM, MZSP). Literature records: Cordillera (Forel 1911b, Hashmi 1973).