Classification of Chen et al. 2008
Subor. †Ornithopoda Marsh 1881 [ornithopod]
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G. †Probactrosaurus Rozhdestvensky 1966
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†Probactrosaurus gobiensis Rozhdestvensky 1966
†Probactrosaurus mazongshanensis Lü 1997
Infraor. †Iguanodontia Baur 1891
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