Guyang Basin dinosaur site (Cretaceous of China)

Where: Nei Mongol, China (41.0° N, 110.1° E: paleocoordinates 42.5° N, 111.3° E)

• coordinate stated in text

• local area-level geographic resolution

When: Lisangou Formation (Guyang Group), Early/Lower Cretaceous (145.0 - 100.5 Ma)

• originally called "Guyang Formation"

• formation-level stratigraphic resolution

Environment/lithology: terrestrial; siltstone and conglomerate

• "black oil shales and siltstones, with conglomerates at the base."

Size class: macrofossils

Collected in 1968

Primary reference: Z.-W. Cheng. 1982. Páxíng lèi {Reptilia}. Mesozoic Stratigraphic Paleontology in the Guyang Coal-Bearing Basin, Inner Mongolia 123-136 [M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 49797: authorized by Matthew Carrano, entered by Matthew Carrano on 26.04.2005

Creative Commons license: CC BY (attribution)

Taxonomic list

 Neornithischia - Psittacosauridae
"Psittacosaurus guyangensis n. sp." = Psittacosaurus mongoliensis, "Psittacosaurus osborni" = Psittacosaurus mongoliensis
"Psittacosaurus guyangensis n. sp." = Psittacosaurus mongoliensis Osborn 1923 ornithischian
IVPP V.351, 352 (field nos. 68-I-F18, 68-I-F19-20)
"Psittacosaurus osborni" = Psittacosaurus mongoliensis Osborn 1923 ornithischian
IVPP V.353 (field no. 68-302-F19)
Kuyangichthys sp. Liu and Wang 1986
Kuntulunia sp. Liu and Wang 1986