Fig. 1From: Two more Posterior Hox genes and Hox cluster dispersal in echinodermsSchematic phylogenetic tree of Ambulacraria with chordates shown as the outgroup. Species used in this study are indicated in brackets next to their respective clades. Species abbreviations: Acpl, Acanthaster planci, Anja, Anneissia japonica, Apja, Apostichopus japonicus, Basi, Balanoglossus simodensis, Brfl, Branchiostoma floridae, Cami, Callorhinchus milii, Lame, Latimeria menadoensis, Lyva, Lytechinus variegatus, Mero, Metacrinus rotundus, Opsp, Ophiothrix spiculata, Pami, Patiria miniata, Papa, Parastichopus parvimensis, Peja, Peronella japonica, Ptfl, Ptychodera flava, Sako, Saccoglossus kowalevskii, Stpu, Strongylocentrotus purpuratus. Tree topology follows [61]Back to article page