Xidagou Formation

Xidagou Formation
Stratigraphic range: Middle Permian
Xidagou Formation; Stratigraphic range: Middle Permian
Type	Geological formation
Location
Region	Gansu
Country	China
Extent	Qilian Mountains

The Xidagou Formation is a Middle Permian-age geologic formation in the Qilian Mountains of Gansu, China.

Paleobiota

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.

Synapsida

Genus	Species	Location	Material	Notes
Biseridens[1]	B. qilianicus[1]		A well-preserved skull[1]	An Anomodont[1]
Sinophoneus[2]	S. yumenensis[2]		A single skull (GMV 1601)	An Anteosaurid Dinocephalian
Stenocybus[2]	S. acidentatus[2]		A skull (IGCAGS V 361) and fragmentary jaw bones	Jr. synonym of Sinophoneus yumenensis
Raranimus	R. dashankouensis	Dashankou locality	A partial skull	A basal Therapsid.

Genus	Species	Location	Stratigraphic position	Material	Notes	Images
Belebey	B. zhengi				A Bolosaurid
Gansurhinus	G. qingtoushanensis				A Captorhinid

Liu, J.; Rubidge, B.; Li, J. (2009). "A new specimen of Biseridens qilianicus indicates its phylogenetic position as the most basal anomodont". Proceedings of the Royal Society B. 277 (1679): 285–292. doi:10.1098/rspb.2009.0883. PMC 2842672. PMID 19640887.
Kammerer, C.F. (2011). "Systematics of the Anteosauria (Therapsida: Dinocephalia)". Journal of Systematic Palaeontology. 9 (2). doi:10.1080/14772019.2010.492645.

This article is issued from Wikipedia. The text is licensed under Creative Commons - Attribution - Sharealike. Additional terms may apply for the media files.