BioStor
 | Additions during 1956 and 1957 to the wasp fauna of Lost River State Park, West Virginia, with biological notes and descriptions of new species (Hymenoptera, Aculeata) Karl V Krombein (1958) Proceedings of The Entomological Society of Washington 60(2): 49-64 |
 | The Identity Of Tachysphex Acutus (Hymenoptera : Sphecidae), An Unsolved Mystery F E Kurczewski (1998) Entomological News 109: 252-255 |