%0 Journal Article %T Note to: Hox gene cluster of the ascidian, Halocynthia roretzi, reveals£¿multiple ancient steps of cluster disintegration during ascidian evolution %A Ai Omi %A Asao Fujiyama %A Hidetoshi Saiga %A Koki Nishitsuji %A Noriyuki Satoh %A Takuya Kobayashi %A Tetsuro Ikuta %A Yuka Sekigami %J Archive of "Zoological Letters". %D 2019 %R 10.1186/s40851-019-0121-7 %X The online version of this article (10.1186/s40851-019-0121-7) contains supplementary material, which is available to authorized users %K Phylogenetic relationship %K Tunicates %K Ascidians %K Hox gene cluster %K Disintegration %U https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6394070/