Dashuigou Formation

The Dashuigou Formation is a geological formation in Inner Mongolia, north China, whose strata date back to the Early Cretaceous period.

Dinosaur remains are among the fossils that have been recovered from the formation.

Vertebrate paleofauna

 * Probactrosaurus alashanicus - "Fragmentary skull." (probably synonymous with P. gobiensis)
 * Probactrosaurus gobiensis - "Skull and skeleton."