BioStor
 | Some new or little-known genera of Empididae (1906) Entomological News Philadelphia 17: 370-379 |
 | The type-species of the North American genera of Diptera D W Coquillett (1910) Proceedings of the United States National Museum 37: 499-647 |
 | Classification of Insects. A key to the known families of insects and other terrestrial arthropods. [1st Edition] C T Brues and A L Melander (1932) Bulletin of the Museum of Comparative Zoology 73: 1-672 |