| 
1st Author:
 | 
Zhou, Zuren 
 | 
| 
2nd Author:
 | 
Glenister, Brian F. 
 | 
| 
3rd Author:
 | 
Furnish, William M. 
 | 
| 
Year:
 | 
1999 | 
| 
Title:
 | 
Multi-episodal extinction and ecological differentiation of Permian ammonoids. | 
| 
Reference:
 | 
In: Rozanov,A.Yu. & Shevyrev,A.A. (eds.), Fossil cephalopods: Recent advances in their study, Ross.Akad.Nauk,Paleont.Inst.: 195-212, 4 figs., Moskv | 
| 
Keywords:
 | 
Permian; World; extinction | 
| 
Link:
 | 
	
 |