Argentinosaurus was the biggest hervivorous dinosaur that has a long neck.
setsmosaurus
The largest dinosaur name is Micropachycepahalosaurus. The shortest is Minmi.
brontasaurus
The scientific name of a long neck dinosaur is Brachiosaurus.
Janenschia is a dinosaur. It was a huge dinosaur with a long neck and tail.
Plesiosaur
stegosaurus
Aintnonesuchasaurus
Iguanodon
Ornithocheirus
Stegosaurus
The name of the biggest tyrannosaurus is sue and she is 42 feet long