Yuliangze Formation

The Yuliangze Formation, or Yuliangzi Formation, is a geological formation in Heilongjiang, China whose strata date back to the early-middle Maastrichtian. Dinosaur remains are among the fossils that have been recovered from the formation.^[1]

Yuliangze Formation
Stratigraphic range: early-middle Maastrichtian ~72–66 Ma PreꞒ Ꞓ O S D C P T J K Pg N
Type	Geological formation
Underlies	Taipinglinchang Formation
Location
Coordinates	48.9°N 130.2°E / 48.9; 130.2
Approximate paleocoordinates	48.0°N 117.9°E / 48.0; 117.9
Region	Heilongjiang
Country	China
Yuliangze Formation (China) Show map of China Yuliangze Formation (Henan) Show map of Henan

Vertebrate paleofauna

Dinosaurs

Color key Taxon Reclassified taxon Taxon falsely reported as present Dubious taxon or junior synonym Ichnotaxon Ootaxon Morphotaxon		Notes Uncertain or tentative taxa are in small text; crossed out taxa are discredited.

Hadrosaurs

Hadrosaurs reported from the Yuliangze Formation
Taxon	Species	Location	Stratigraphic position	Material	Notes	Images
Charonosaurus	C. jiayinensis	Jiayin	Upper	"Partial skull and partial, fragmentary postcranial elements."[2]	A parasaurolophini hadrosaur.	Charonosaurus Sahaliyania Wulagasaurus
Mandschurosaurus	M. amurensis	Jiayin	Upper	A poorly preserved and incomplete skeleton.	A hadrosaur of uncertain affinities.
Sahaliyania	S. elunchunorum	Wuluga	Upper	A partial skull along with the pectoral girdle, an upper arm, and a pelvis.	A lambeosaurine hadrosaur.
Saurolophus	S. kryschtofovici	Jiayin		A holotype specimen	Dubious or synonymous with S. angustirostris
Wulagasaurus	W. dongi	Wulaga	Upper	A right partial dentary.	A saurolophine hadrosaur.

Theropods

Theropods reported from the Yuliangze Formation
Taxon	Species	Location	Stratigraphic position	Material	Notes	Images
Tyrannosauridae indet.	Indeterminate
Ornithomimosauria indet.	Indeterminate
Troodontidae Indet.	Indeterminate

See also

• Earth sciences portal
• Paleontology portal
• Dinosaurs portal

• List of dinosaur-bearing rock formations