BioStor
 | Hymenoptera Texana E T Cresson (1872) Transactions of the American Entomological Society 4: 153-292 |
 | Notizen zur Schlupfwespensammlug des Schwedischen Reichsmuseums A Roman (1910) Entomologisk Tidskrift 31: 109-196 |
 | A catalogue and reclassification of the Nearctic Ichneumonidae (Hymenoptera). Part I Henry K Townes (1944) Memoirs of The American Entomological Society 11(1): 1-477 |