Turner, Alan H.Makovicky, Peter J.Norell, Mark A.2012Fig. 3 in A Review Of Dromaeosaurid Systematics And Paravian Phylogeny10.5281/zenodo.5399594Fig. 3. Strict consensus topologies from previous versions of the Theropod Working Group (TWiG) matrix. A, Norell et al. (2001); B, Hwang et al. (2002); C, Makovicky et al. (2005); D, Norell et al. (2006).