J. F.  McAlpine, ?Identities of Lonchaeid flies described by Kertész with notes on related species (Diptera : Lonchaeidae).?, Canadian Entomologist, vol. 102, pp. 442-453, 1970.

J. F.  McAlpine and Morge, G., ?The identity, distribution and biology of Lonchaea zetterstedti with notes on related species (Diptera: Lonchaeidae).?, The canadian Entomologist, vol. 102, pp. 1559-1566, 1970.