Ouranosaurus nigeriensis (Taquet, 1976) is a herbivorous basal hadrosauriform dinosaur from the Early Cretaceous (Aptian stage, approximately 125-112 Ma) of modern-day Niger and Cameroon. Classified within Ornithischia, Ornithopoda, and Styracosterna, it is widely regarded as a close outgroup to Hadrosauroidea — the clade containing the duck-billed hadrosaurs and their nearest relatives.. Ouranosaurus is a genus of herbivorous dinosaur that lived in the territories of modern-day Niger and Cameroon. Two rather complete fossils were found in Agadez, Niger, in 1965 and 1970, while a third indeterminate specimen is known from the Koum Formation of Cameroon.
Ouranosaurus is a genus of herbivorous basal hadrosauriform dinosaur that lived during the Aptian stage of the Early Cretaceous of modern-day Niger and Cameroon. Ouranosaurus measured about 7-8.3 metres (23-27 ft) long and weighed 2.2 metric tons (2.4 short tons). Two rather complete fossils were found in the Elrhaz Formation, Gadoufaoua deposits, Agadez, Niger, in 1965 and 1970, with a.. Ouranosaurus (Ouranosaurus nigeriensis) is a genus of herbivorous dinosaur belonging to the family Ouranosauridae. It lived approximately 112 to 110 million years ago in what is now Niger, Africa. The first fossils of Ouranosaurus were discovered in the early 1960s, and subsequent excavations have revealed a wealth of well-preserved specimens. Ouranosaurus possessed a unique feature that sets.