Kehlmaier, C. “Finnish Pipunculidae (Diptera) Studies Part I: Taxonomic Notes on Cephalops Fallen, 1810, Pipunculus Latreille, 1802 and Tomosvaryella Aczel, 1939”. Zootaxa, vol. 1672, no. 1, Jan. 2008, pp. 1–42, doi:10.11646/zootaxa.1672.1.1.