<ref name="Weber_1958">{{cite journal |first1=N. A. |last1=Weber |year=1958 |title=Synonymies and types of ''Apterostigma'' (Hym: Formicidae) |url=https://antcat.org/documents/3256/3042.pdf |journal=Entomological News |publisher= |volume=69 |issue= |pages=243–251 |doi= }}</ref>