Equijubus type, Mazongshan (Cretaceous of China)

Where: Gansu, China (41.6° N, 97.6° E: paleocoordinates 41.8° N, 93.9° E)

• coordinate estimated from map

• small collection-level geographic resolution

When: Upper Gray Beds Member (Zhonggou Formation), Early/Lower Albian (112.0 - 109.0 Ma)

• = Xinminpu Group. "Middle Grey Unit." Previously assigned to Digou Fm.

•Zhang et al. 2015: The palynomorph assemblages contain a large number of biostratigraphically significant palynomorphs, such as numerically abundant tricolpate and rare polyaperturate angiosperm pollen grains, which indicate an Early Albian age for the Zhonggou Formation

• bed-level stratigraphic resolution

Environment/lithology: terrestrial; gray siliciclastic sediments

Size classes: macrofossils, microfossils

Collected by Chinese Academy in 1986; reposited in the IVPP

Collection methods: quarrying, mechanical,

Primary reference: F. Tang, Z.-X. Luo, Z. Zhou, H.-L. You, J. A. Georgi, Z.-L. Tang, and X.-L. Wang. 2001. Biostratigraphy and palaeoenvironment of the dinosaur-bearing sediments in Lower Cretaceous of Mazongshan area, Gansu Province, China. Cretaceous Research 22(1):115-129 [M. Carrano/M. Carrano/M. Carrano]more details

Purpose of describing collection: taxonomic analysis

PaleoDB collection 45413: authorized by Matthew Carrano, entered by Matthew Carrano on 21.10.2004

Creative Commons license: CC BY (attribution)

Taxonomic list

Angiospermae
 Poales - Poaceae
Poaceae indet.1 Barnhart 1895 grass
epidermal pieces and phytoliths
Reptilia
 Ornithischia -
Equijubus normani n. gen. n. sp.2
Equijubus normani n. gen. n. sp.2 You et al. 2003 ornithopod