Figure 2From: Novel snake papillomavirus does not cluster with other non-mammalian papillomavirusesMidpoint rooted Bayesian phylogenetic tree of 50 papillomaviruses (PVs). Numbers at internal nodes represent the posterior probability support values; values below 0.9 are not shown. Unclassified PVs are marked with asterisks. Arrows indicate sauropsid PVs.Back to article page