Featured Article Quiz #227
Edmontosaurus mummy SMF R 4036
#1 What species does the Edmontosaurus mummy SMF R 4036 belong to?
Edmontosaurus annectens
Tyrannosaurus rex
Stegosaurus stenops
#2 Where was the mummy discovered, and in what year?
In Wyoming, USA, in 1910
In Germany, in 1885
In China, in 2002
#3 According to later studies described in the text, what were the “mitten-like” finger impressions interpreted to mean about hadrosaurids?
Early researchers thought it supported webbed swimming, but later studies argued it was not evidence for living in water.
They proved hadrosaurids were fully aquatic and unable to walk.
They showed hadrosaurids had three-toed feet only, not forelimb impressions.