Template:Beutel & Haas, 2003
- Beutel, R.G. & Haas, F. 2003. Basal splitting events in Coleoptera. Pp. 160–161. In: Klass, K.D. (ed.) Proceedings of the 1st Dresden meeting on insect phylogeny: “Phylogenetic relationships within the insect orders” (Dresden, September 19–21, 2003). Entomologische Abhandlungen 61: 119–172. PDF.