ðə tˈaɪp spˈiːsiːz, dʒˌɪjuːɾeɪsˈɔːɹəs zɪdˈiənsɪs, wʌz dᵻskɹˈaɪbd baɪ wˈuː ˈɛt ˈæl. ɪn tˈuː θˈaʊzənd sˈɪks, ænd ɪz bˈeɪst ˌɔn ˈeɪtiːn vˈɜːɾɪbɹˌiː.
The type species, Jiutaisaurus xidiensis, was described by Wu et al. in 2006, and is based on eighteen vertebrae.