Hadrosawrus or Hadrosaurus: How To spell?
The word Hadrosawrus is misspelled against Hadrosaurus, a noun meaning "An American herbivorous dinosaur of great size, allied to the iguanodon. It is found in the Cretaceous formation."
Word contains consecutive vowels 'AU' in between alphabets hadros & rus is misspelled as 'AW'Wrong Spelling:  hadros-aw-rus  Correct Spelling:  hadros-au-rus 
Check more misspelled words of Hadrosaurus to spell it correct.