A VISTA plot of genomic comparisons for the seven species sampled.

<p>Boxes represent pseudogenes and the symbol “*”denotes pseudogenes that resulted from relatively recent mutation of functional genes. The color codes are as described in <a href="http://www.plosone.org/article/info:doi/10.1371/journal.pone.0004147#pone-0004147-g001" target="_blank">Figure 1</a>.