ORDOVICIAN SYSTEM : NAUNGKANGYI STAGE. 



Lower Naungkangyi Fauna — contd. 



Horizon and Distribution of Species or 







Nearest Ally. 







Nearest Allies. 



B a 1 t i c 

 Provinc e a 

 Russia. 



Sweden. 



Great Bri- 

 tain. 



Bohemia. 



'S 

 1 



< 



Remarks. 



i 







Ag 



Lo-Ly 







Sil., Australia. 





c Salter. 













Co Niti Pass 





Lo-Cc 





Lo-Ly 







Hp "MiH Paha 



L.Ly., Kian 

 Tschang pa, 



v ill 1 1 a , 





Lo 





Lo-Ly 







Ti T iv Id a n 



JJ.JJN , IvlOilI 



Tschang pa, 

 China. 





Lo-Cc 





Lo-Cc 



Cc? 



vvC 



^c, iMti x ass. 





Cc 





Lo-Lw 



Ly-Wk 



Wk 



Sil., Australia. 





"0. argentea His 





Cc 













) 0. thakil var. subdi- 

 L visa Salter. 













Cc, Niti Pass. 



