<ref name="Ward_1985">{{cite journal |first1=P. S. |last1=Ward |year=1985 |title=The Nearctic species of the genus ''Pseudomyrmex'' (Hymenoptera: Formicidae) |url=https://antcat.org/documents/3156/2952.pdf |journal=Quaestiones Entomologicae |publisher= |volume=21 |issue= |pages=209–246 |doi= }}</ref>