Laiyangosaurus

Laiyangosaurus ("Laiyang lizard") is a genus of saurolophine hadrosaurid from the Late Cretaceous Jingangkou Formation of China. It is known from one species, L.youngi, found in the Laiyang Basin within the province of Shandong.

Laiyangosaurus Temporal range: Late Cretaceous, 72 Ma PreꞒ Ꞓ O S D C P T J K Pg N ↓
Life restoration
Scientific classification
Domain:	Eukaryota
Kingdom:	Animalia
Phylum:	Chordata
Clade:	Dinosauria
Clade:	†Ornithischia
Clade:	†Ornithopoda
Family:	†Hadrosauridae
Subfamily:	†Saurolophinae
Tribe:	†Edmontosaurini
Genus:	†Laiyangosaurus Zhang et al., 2019
Type species
†Laiyangosaurus youngi Zhang et al., 2019

Classification

Diagram of skull material

Laiyangosaurus is a member of the saurolophine tribe Edmontosaurini. A number of specimens referred to Laiyangosaurus (IVPP V23405.1, V23403.1, V23402.1, V23404, V23402.7) apparently belong to kritosaurin and lambeosaurine hadrosaurids.^[1]

Paleoenvironment

The Wangshi Series of Shandong Province has yielded a considerable amount of fossil material, including the remains of insects, plants and other vertebrates, including dinosaurs and dinosaur eggs.^[2]

See also

• Timeline of hadrosaur research

References

1. Zhang, Yu-Guang; Wang, Ke-Bai; Chen, Shu-Qing; Liu, Di; Xing, Hai (2019). "Osteological Re‐assessment and Taxonomic Revision of "Tanius laiyangensis" (Ornithischia: Hadrosauroidea) from the Upper Cretaceous of Shandong, China". The Anatomical Record. doi:10.1002/ar.24097.
2. Zhang, J.L.; Wang, X.; Wang, Q.; Jiang, S.; Cheng, X.; Ning, L.; Qiu, R. (2017). "A new saurolophine hadrosaurid (Dinosauria: Ornithopoda) from the Upper Cretaceous of Shandong, China" (PDF). Annals of the Brazilian Academy of Sciences. Archived from the original (PDF) on 2020-11-16. Retrieved 2017-09-03.