 Research on Iguanodon decreased during the early part of the 20th century as World Wars and the Great Depression enveloped Europe . A new species that would become the subject of much study and taxonomic controversy , I. atherfieldensis , was named in 1925 by R. W. Hooley , for a specimen collected at Atherfield Point on the Isle of Wight . 
 Research on Iguanodon decreased during the early part of the 20th century as World Wars and the Great Depression enveloped Europe . A new species <a href='null_relcl' title='1'><mark>that</mark></a>would become the subject of much study and taxonomic controversy , I. atherfieldensis , was named in 1925 by R. W. Hooley , for a specimen collected at Atherfield Point on the Isle of Wight . 
Research on Iguanodon decreased durin the early part of the 20th century as World Wars and da Great Depression enveloped Europe . A new species would become the subject of much study and taxonomic controversy , I. atherfieldensis , was named in 1925 by R. W. Hooley , for a specimen collected at Atherfield Point on the Isle of Wight .