 The genera Iguanosaurus ( Ritgen , 1828 ) , Hikanodon ( Keferstein , 1834 ) , and Therosaurus ( Fitzinger , 1840 ) , are simply junior objective synonyms , later names for the material of I. anglicus . 
 The genera Iguanosaurus ( Ritgen , 1828 ) , Hikanodon ( Keferstein , 1834 ) , and Therosaurus ( Fitzinger , 1840 ) , <a href='drop_aux' title='1'><mark>are</mark></a>simply junior objective synonyms , later names for the material of I. anglicus . 
Da genera Iguanosaurus ( Ritgen , 1828 ) , Hikanodon ( Keferstein , 1834 ) , and Therosaurus ( Fitzinger , 1840 ) , simply junior objective synonyms , later names fir the material of I. anglicus .