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 vallifica Forel 1901b. Amambay, Boqueron , Central (ALWC, INBP, MCZC). Literature records: Amambay (Wilson 2003).