Sonorasaurus

Sonoran (Desert) lizard

• Sonora · Place name (Sonoran Desert) · the Sonoran Desert region
• sauros · Greek · lizard

The name refers to the Sonoran Desert, the region of southern Arizona where the fossils were found, combined with the Greek word for lizard. The type species is Sonorasaurus thompsoni. It is a large, long-necked sauropod known from partial remains, and is usually considered a brachiosaurid.

Named by

Ratkevich

Year named

1998

Period

Early to Late Cretaceous

Stages

Albian – Cenomanian

Found in

Turney Ranch Formation, Whetstone Mountains, Pima County, Arizona, USA

Valid genus of sauropod dinosaur, generally regarded as a brachiosaurid. The stage range is approximate and the age of the formation has been given somewhat differently by different sources.