Mamenchisaurus

Mamenchi lizard

• Mamenchi · Chinese (place name) · Mamingxi, a ferry crossing near Yibin, Sichuan
• sauros · Greek · lizard

Mamenchisaurus is named after Mamenchi (Mamingxi), a ferry crossing near Yibin in Sichuan, China, close to where the first fossils were found during road construction. The Greek 'sauros' (lizard) was added to the place name. It is famous for its extremely long neck, which made up about half of the animal's body length.

Named by

Young

Year named

1954

Period

Late Jurassic

Stages

Oxfordian – Tithonian

Found in

Shangshaximiao Formation, Sichuan, China (other species from Xinjiang and elsewhere in China)

A sauropod (Mamenchisauridae). The type species is Mamenchisaurus constructus. Several species have been named, and the age of some of them is debated.