Species: splendens ENDO, 1940
Etymology: Latin, splendes, "splendid."
Holotype: Nat. Mus. Manchou, 3671
Locality: Tanakou, approximately 10.5 km southwest of Lingyuan (In the vicinity of Chiufotange Village, 45 km, South-east of Lingyuan on the Chinchou-Chengte line), Manchoukuo, Lioaning Province, China.
Horizon: Chiufotang Formation.
Biostratigraphy:
Age: Late Jurassic or Early Cretaceous.
Material: Fragmentary skull and skeleton.
Note: Lost during WWII GAO, EVANS, JI, NORELL & JI, 2000
Neotype: GMV 2167
Locality: Niuyingzi, Lingyuan, Liaoning Province, China.
Horizon: Yixian Formation.
Biostratigraphy:
Age: Late Jurassic or Early Cretaceous.
Material: An acult nearly complete specimen.
Referred material:
GAO, EVANS, JI, NORELL & JI, 2000
GMV 2135, 2162: Nearly complete immature individuals with skin impressions.
GMV 2163: A nearly complete adult individual.
GMV 2166: A small juvenile individual.
AZUMA, 2005
Locality: Western Liaoning Province, China.
Horizon: Yixian Formation, Jehol Group.
Biostratigraphy: Psittacosaurus Fauna, Confuciusornis Avifauna.
Age: Valanginian Stage, Upper Neocomian Subepoch, Early Early Cretaceous Epoch, Early Cretaceous.
Material:
IG-2: Skull and skeleton.
GAO & LI, 2007
Locality: Toutai, approximately 11 km north of Yizhou, Yixian County, western Liaoning Province, China.
Horizon: Yixian Formation, Jehol Group.
Biostratigraphy: Psittacosaurus Fauna, Confuciusornis Avifauna.
Age: Valanginian Stage, Upper Neocomian Subepoch, Early Early Cretaceous Epoch, Early Cretaceous.
Material:
BMNHC V073: Nearly complete skull, mandible and skeleton.
WANG, 2005, WANG, MIAO & ZHANG, 2005
Locality: Jingangshan locality, Yixian, Western Liaoning Province, China.
Horizon: Yixian Formation.
Biostratigraphy:
Age: Early Cretaceous.
Material:
IVPP V13761: Fragmentary skull and skeleton.
Note: 7 skulls and fragmentary skeletons in the stomach area.
WU, 2002Locality: Niuyingzi, Lingyuan City, Liaoning Province, China.
Horizon: Yixian Formation.
Biostratigraphy:
Age: Early Cretaceous.
Material:
Number: Not given: Nearly complete specimen in part and counterpart.
= Rhynchosaurus orientalis ENDO & SHIKAMA, 1942
Etymology:Holotype: Cent. Nat. Mus. Manchoukuo. Reg. No. 3673
Locality: In the vicinity of Chiufotange Village, 45 km, South-east of Lingyuan on the Chinchou-Chengte line, Manchoukuo, Lioaning Province, China.
Horizon: Chiufotang Formation.
Biostratigraphy:
Age: Late Jurassic or Early Cretaceous.
Material: Skull missing anterior end and skeleton.