Species 2000 & ITIS Catalogue of Life Hierarchy, Edition 1 (2007) (accessed through GBIF data portal, http://data.gbif.org/datasets/resource/1542 14/02/2008)
Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 8, June 2007 [and more or less continuously updated since]. http://www.mobot.org/MOBOT/research/APweb/. Downloaded 15 Feb 2008.
J. F. Lawrence and A. F. Newton, Jr. 1995. Families and subfamilies of Coleoptera (with selected genera, notes, references and data on family-group names). pp. 779-1006 In: J. Pakaluk & S. A. Slipinski (Eds.): Biology, Phylogeny, and Classification of Coleoptera: Papers Celebrating the 80th Birthday of Roy A. Crowson. Museum i Instytut Zoologii PAN, Warszawa.
Thompson, F.C. (editor). 2006. Biosystematic Database of World Diptera. http://www.diptera.org/biosys.htm, accessed on 24 April 2008.
Species 2000 & ITIS Catalogue of Life Hierarchy, Edition 1 (2007) (accessed through GBIF data portal, http://data.gbif.org/datasets/resource/1542 14/02/2008)
Stevens, P. F. (2001 onwards). Angiosperm Phylogeny Website. Version 8, June 2007 [and more or less continuously updated since]. http://www.mobot.org/MOBOT/research/APweb/. Downloaded 15 Feb 2008.
J. F. Lawrence and A. F. Newton, Jr. 1995. Families and subfamilies of Coleoptera (with selected genera, notes, references and data on family-group names). pp. 779-1006 In: J. Pakaluk & S. A. Slipinski (Eds.): Biology, Phylogeny, and Classification of Coleoptera: Papers Celebrating the 80th Birthday of Roy A. Crowson. Museum i Instytut Zoologii PAN, Warszawa.
Thompson, F.C. (editor). 2006. Biosystematic Database of World Diptera. http://www.diptera.org/biosys.htm, accessed on 24 April 2008.