<ref name="Scherdlin_1909">{{cite journal |first1=P. |last1=Scherdlin |year=1909 |title=Les fourmis d'Alsace |url=http://hymfiles.biosci.ohio-state.edu/pdfs-osuc/22798/22798.pdf |journal=Annales de la Société Entomologique de Belgique |publisher= |volume=53 |issue= |pages=107–112 |doi= }}</ref>