

Lower 

 Cambrian 



Middle 

 Cambrian 



Upper 

 Cambrian 



c 



rt 

 X. 



C/1 



Shan-si 



j Shen-si 



Liau-tung 



Of-" I"! n 1 I nnrirl 3 























X 



A 









i. 1 1 ILf U 1 Ld 

















A^iiostiis cJiuiciisis 





X 





\j 

 A 



X 





X 



At douuillcz 





X 











X 







X 

















X 





A 









/], / 1 1' >'nrf 7 <? j' ) i \' iiyfi'ii/ij/ic 

 IrifCf UU(^ t U r It HtitL ;o 





X 







X 





i^Jiiijjiciy'ii i<x sj^i undti 





X 





v 



A 









1^ Pill If]} VT I'l/ 11JP7J'\7 C 



X 



















X 





A 











X 







A 









K, sp. undt. (a) 





X 





X 









^v*. sp. undt. (b^ 



X 







X 











X 







X 













X 











X 







X 





X 











X 





X 







X 



-Z). T^icJitJiofcJii hjuvis 





X 







X 







Tciiiistioiz (xlcoiz 





X 





X 

















X 













X 





X 







X 



Sti'piuinocare ? })ioiiki;i 





X 













S, TicJithoJ'ciii 





X 





X 









S. ? sinensis 





X 





X 







X 



S. ? sp. undt. 





X 





X 









Black'toeh ieria alastor 





X 





X 









B. cilix 





X 





X 



X 







B. sinensis 





X 





X 







X 



Damesella bellagranidata 





X 





X 









