Chordata
![Motacilla alba Linnaeus, 1758 白鶺鴒](https://taieol.tw/files/muse_taieol/muse_styles/eol_taxon_page_silder/mcode/5ef029b71e462d617a7f6d459ff42758.jpg?itok=1ajkbhGi)
![Ovophis makazayazaya (Takahashi, 1922) 瑪家山龜殼花](https://taieol.tw/files/muse_taieol/muse_styles/eol_taxon_page_silder/mcode/0097450c852aad19761e13cbff9bad2b.jpg?itok=0PlBAzll)
![Tarsiger cyanurus (Pallas, 1773) 藍尾鴝](https://taieol.tw/files/muse_taieol/muse_styles/eol_taxon_page_silder/mcode/6a4592c7790c6dee3aabb945cb9cdeb3.jpg?itok=KMYxYXHl)
![Phylloscopus borealis (Blasius, 1858) 極北柳鶯](https://taieol.tw/files/muse_taieol/muse_styles/eol_taxon_page_silder/mcode/f9bf978a754daaf200e4fd8ac01f2345.jpg?itok=72B7Ui3c)
脊索動物門
Phylum 門
後口動物下界 Deuterostomia