Fig. 3

Bayesian tree of ANTP class homeodomains from amphioxus, beetle and sea urchin. The dark grey box indicates the Hox/ParaHox clade; Posterior Hox genes are highlighted in light grey and Hox11/13d and e are bolded and boxed. Support values above 50% from the Bayesian, maximum likelihood and NJ analyses are indicated next to the branches. Species abbreviations as before; Trca = Tribolium castaneum