Smith, K.G.V. & Vardy, C.R., 1988. A further British record of Norellia spinipes (Meigen) (Dipt., Scathophagidae) from daffodils in Middlesex. Entomologist's monthly Magazine, 124, p.242.

Nelson, J.M., 1988. Observations on the prestomal teeth of British dung-flies (Dipt., Scathophagidae). Entomologist's monthly Magazine, 124, pp.157-160.