Sinusonasus

curved nose

• sinus · Latin · curve, hollow
• nasus · Latin · nose

The name combines the Latin "sinus" (a curve or hollow) with "nasus" (nose). It refers to the shape of the snout, which the describers noted for its distinctive profile. The type species is Sinusonasus magnodens, and "magnodens" means "big tooth".

Named by

Xu and Wang

Year named

2004

Period

Early Cretaceous

Found in

Yixian Formation, Liaoning Province, China

A small troodontid theropod from the Jehol Biota. It is known from limited material, and some researchers have questioned how distinct it is from other early troodontids. The etymology is given with moderate confidence. The exact wording of the original derivation should be checked against the original description.