TABLE 1. Composite list of mammals from Nan Zhuang Gou in the AMNH Frick collection (recent collections excluded). Asterisk denotes mid-Pliocene (Mazegou Fm.) or younger elements; double asterisk signifies later (Haiyan Fm. or loess) components of the assemblage; other taxa could be derived from the Gaozhuang Fm.

	Erinaceidae
		Erinaceus olgai*
	Ochotonidae
		Ochotona sp.
		Ochotonoides complicidens**
	Leporidae
		Lepus wongi**
	Sciuridae
		Speromphilus sp.
	Cricetinae
		Genus undetermined
	Myospalacinae
		Mesosiphneus praetingi*
	Arvicolinae
		Mimomys (Mimomys) orientalis*
		Mimomys (Cromeromys) gansunicus**
	Canidae
		Nyctereutes sinensis
	Hyaenidae
		Genus undetermined
	Elephantidae
		Genus undetermined
	Suidae
		Sus sp.
	Cervidae
		Axis shansius*
		Cervus elaphus**