I te putanga tuatoru o te tau 1861 i whakaae a Darwin ko etahi atu—penei i a William Charles Wells i te tau 1813, me Patrick Matthew i te tau 1831—he rite ngā whakaaro i whakatakotohia, engari kaore i whakawhanakehia, kāore anō i whakaatu i roto i ngā pukapuka rongonui.