Nanuqsaurus , is a newly discovered species . It lived on Greenland 's North Slope . What scientists know about Nanuqsaurus hoglundi comes from just a few fragments : The top part of a skull section , part of a lower jaw , and part of an upper facial jawbone . The dinosaur was much smaller than its relative , the rex .
Nanuqsaurus , is a newly discovered species . It lived on Greenland 's North Slope . The dinosaur was much smaller than its relative , the rex .