Supplementary Table 1 GenBank accession numbers for taxa used in this study

Classification / Species / Accession No. / Reference
Crustacea
Cephalocarida
Brachypoda / Hutchinsoniella macracantha / NC_005937 / Lavrov et al, 2004
Remipedia
Nectiopoda / Speleonectes tulumensis / NC_005938 / Lavrov et al, 2004
Branchiopoda
Anostraca / Artemia franciscana / X69067 / Perez et al, 1994
Notostraca / Triops cancriformis / NC_004465 / Umetsu et al, 2002
Cladocera / Daphnia pulex / NC_000844 / Crease, 1999
Maxillopoda
Cirripedia
Thoracica / Tetraclita japonica / NC_008974 / Begum et al, unpublished
Pollicipes polymerus / NC_005936 / Lavrov et al, 2004
Megabalanus volcano / NC_006293 / Begum et al, unpublished
Pollicipes mitella / NC_008742 / Lim & Hwang, 2006
Rhizocephala / Polyascus gregaria / This study
Copepoda
Harpacticoida / Tigriopus japonicus / NC_003979 / Machida et al, 2002
Tigriopus californicus / NC_008831 / Burton et al, 2007
Siphonostomatoida / Lepeophtheirus salmonis / NC_007215 / Tjensvoll et al, 2005
Cyclopoida / Paracyclopina nana / NC_012455 / Ki et al, 2009
Branchiura
Arguloida / Argulus americanus / NC_005935 / Lavrov et al, 2004
Pentastomida
Porocephalida / Armillifer armillatus / NC_005934 / Lavrov et al, 2004
Ostracoda
Myodocopa / Vargula hilgendorfii / NC_005306 / Ogoh & Ohmiya, 2004
Malacostraca
Eumalacostraca
Decapoda / Penaeus monodon / AF217843 / Wilson et al, 2000
Panulirus japonicus / NC_004251 / Yamauchi et al, 2002
Eriocheir japonica sinensis / NC_006992 / Sun et al, 2005
Hoplocarida
Stomatopoda / Squilla mantis / NC_006081 / Cook et al, 2005
Hexapoda
Insecta / Tricholepidion gertschi / NC_005437 / Nardi et al, 2003
Drosophila yakuba / NC_001322 / Clary & Wolstenholme, 1985
Diplura / Japyx solifugus / NC_007214 / Carapelli et al, 2005
Collembola / Gomphiocephalus hodgsoni / NC_005438 / Nardi et al, 2003
Myriapoda / Narceus annularus / NC_003343 / Lavrov et al, 2002
Chelicerata / Limulus polyphemus / NC_003057 / Lavrov et al, 2000