| SN2000 author citation | :  |  | 
			G.C. Young, in M.-M. Chang et al., eds., 1991 | 
	
	
		| Original name | :  |  | 
			Young, G.C. 1991. In M.-M. Chang, Y.-H. Liu & G.-R. Zhang (eds.), Early vertebrates and related problems of evolutionary biology. Science Press, Beijing, China: 68. |