Hadrosaurus

Hadrosaurus was a genus of hadrosaurid dinosaur from the Upper Cretaceous period. Is the only species in its genus and is the official state dinosaur of New Jersey. The name is dubious because no skull has been found to distinguish it from near relatives.

Hadrosaurus Temporal range: Late Cretaceous, ~80–78 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Reconstructed skeleton, Academy of Natural Sciences
Scientific classification
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Dinosauria
Order:	†Ornithischia
Suborder:	†Ornithopoda
Family:	†Hadrosauridae
Subfamily:	†Hadrosaurinae
Genus:	†Hadrosaurus Leidy, 1858
Type species
†Hadrosaurus foulkii Leidy, 1858
Synonyms
Hadrosaurus cavatus (Cope, 1871) Ornithotarsus immanis (Cope, 1869)

The Hadrosaurus pictured here was a land dwelling animal, who's body was washed out to sea after its death, where it fossilized on the seafloor.